List of Dewey Decimal Classes
Encyclopedia
The Dewey Decimal Classification
Dewey Decimal Classification
Dewey Decimal Classification, is a proprietary system of library classification developed by Melvil Dewey in 1876.It has been greatly modified and expanded through 23 major revisions, the most recent in 2011...

 is a system of library classification made up of ten classes, each divided into ten divisions, each having ten sections (although there are only 99 of 100 divisions and 908 of 999 sections in total, as some are no longer in use or have not been assigned).

000-099 – Computer science, information & general works

  • 000 Computer science, knowledge
    Outline of knowledge
    The following outline is provided as an overview of and topical guide knowledge:Knowledge – familiarity with someone or something, which can include facts, information, descriptions, and/or skills acquired through experience or education. It can refer to the theoretical or practical...

     & system
    System
    System is a set of interacting or interdependent components forming an integrated whole....

    s
    • 000 Computer science, knowledge
      Outline of knowledge
      The following outline is provided as an overview of and topical guide knowledge:Knowledge – familiarity with someone or something, which can include facts, information, descriptions, and/or skills acquired through experience or education. It can refer to the theoretical or practical...

       & general works
    • 001 Knowledge
      Outline of knowledge
      The following outline is provided as an overview of and topical guide knowledge:Knowledge – familiarity with someone or something, which can include facts, information, descriptions, and/or skills acquired through experience or education. It can refer to the theoretical or practical...

    • 002 The book
      Book
      A book is a set or collection of written, printed, illustrated, or blank sheets, made of hot lava, paper, parchment, or other materials, usually fastened together to hinge at one side. A single sheet within a book is called a leaf or leaflet, and each side of a leaf is called a page...

       (i.e. Meta
      Meta
      Meta- , is a prefix used in English to indicate a concept which is an abstraction from another concept, used to complete or add to the latter....

       writings about books)
    • 003 System
      System
      System is a set of interacting or interdependent components forming an integrated whole....

      s
    • 004 Data processing & computer science
    • 005 Computer programming
      Outline of computer programming
      The following outline is provided as an overview of and topical guide to computer programming:Computer programming – process of designing, writing, testing, debugging, and maintaining the source code of computer programs, which is written in one or more programming languages.- History :*...

      , programs
      Computer software
      Computer software, or just software, is a collection of computer programs and related data that provide the instructions for telling a computer what to do and how to do it....

       & data
      Data (computing)
      In computer science, data is information in a form suitable for use with a computer. Data is often distinguished from programs. A program is a sequence of instructions that detail a task for the computer to perform...

    • 006 Special computer methods
      Application software
      Application software, also known as an application or an "app", is computer software designed to help the user to perform specific tasks. Examples include enterprise software, accounting software, office suites, graphics software and media players. Many application programs deal principally with...

    • 007 [Unassigned]
    • 008 [Unassigned]
    • 009 [Unassigned]
  • 010 Bibliographies
    • 010 Bibliography
      Bibliography
      Bibliography , as a practice, is the academic study of books as physical, cultural objects; in this sense, it is also known as bibliology...

    • 011 Bibliographies
    • 012 Bibliographies of individuals
    • 013 [Unassigned]
    • 014 Of anonymous & pseudonymous works
    • 015 Bibliographies of works from specific places
    • 016 Bibliographies of works on specific subjects
    • 017 General subject catalogs
    • 018 Catalogs arranged by author, date, etc.
    • 019 Dictionary catalogs
  • 020 Library & information sciences
    • 020 Library & information sciences
    • 021 Library relationships
    • 022 Administration of physical plant
    • 023 Personnel management
    • 024 No longer used—formerly Regulations for readers
    • 025 Library operations
      Library management
      Library management is a sub-discipline of institutional management that focuses on specific issues faced by libraries. Library management encompasses normal management tasks as well as intellectual freedom, anti-censorship, and fundraising tasks...

    • 026 Libraries for specific subjects
    • 027 General libraries
    • 028 Reading & use of other information media
    • 029 No longer used—formerly Literary methods
  • 030 Encyclopedias & books of facts
    • 030 General encyclopedic works
    • 031 Encyclopedias in American English
    • 032 Encyclopedias in English
    • 033 In other Germanic languages
    • 034 Encyclopedias in French, Occitan & Catalan
    • 035 In Italian, Romanian & related languages
    • 036 Encyclopedias in Spanish & Portuguese
    • 037 Encyclopedias in Slavic languages
    • 038 Encyclopedias in Scandinavian languages
    • 039 Encyclopedias in other languages
  • 040 [all unassigned] formerly Collected essays by language
    • 040 [Unassigned]
    • 041 [Unassigned]
    • 042 [Unassigned]
    • 043 [Unassigned]
    • 044 [Unassigned]
    • 045 [Unassigned]
    • 046 [Unassigned]
    • 047 [Unassigned]
    • 048 [Unassigned]
    • 049 [Unassigned]
  • 050 Magazines, journals & serials
    • 050 General serial publications
    • 051 Serials in American English
    • 052 Serials in English
    • 053 Serials in other Germanic languages
    • 054 Serials in French, Occitan & Catalan
    • 055 In Italian, Romanian & related languages
    • 056 Serials in Spanish & Portuguese
    • 057 Serials in Slavic languages
    • 058 Serials in Scandinavian languages
    • 059 Serials in other languages
  • 060 Associations, organizations & museums
    • 060 General organizations & museology
    • 061 Organizations in North America
    • 062 Organizations in British Isles; in England
    • 063 Organizations in central Europe; in Germany
    • 064 Organizations in France & Monaco
    • 065 Organizations in Italy & adjacent islands
    • 066 In Iberian Peninsula & adjacent islands
    • 067 Organizations in eastern Europe; in Russia
    • 068 Organizations in other geographic areas
    • 069 Museum science
  • 070 News media, journalism & publishing
    • 070 News media, journalism & publishing
    • 071 Newspapers in North America
    • 072 Newspapers in British Isles; in England
    • 073 Newspapers in central Europe; in Germany
    • 074 Newspapers in France & Monaco
    • 075 Newspapers in Italy & adjacent islands
    • 076 In Iberian Peninsula & adjacent islands
    • 077 Newspapers in eastern Europe; in Russia
    • 078 Newspapers in Scandinavia
    • 079 Newspapers in other geographic areas
  • 080 General collections
    • 080 General collections
    • 081 Collections in American English
    • 082 Collections in English
    • 083 Collections in other Germanic languages
    • 084 Collections in French, Occitan & Catalan
    • 085 In Italian, Romanian & related languages
    • 086 Collections in Spanish & Portuguese
    • 087 Collections in Slavic languages
    • 088 Collections in Scandinavian languages
    • 089 Collections in other languages
  • 090 Manuscripts & rare books
    • 090 Manuscript
      Manuscript
      A manuscript or handwrite is written information that has been manually created by someone or some people, such as a hand-written letter, as opposed to being printed or reproduced some other way...

      s & rare books
    • 091 Manuscripts
    • 092 Block books
    • 093 Incunabula
    • 094 Printed books
    • 095 Books notable for bindings
    • 096 Books notable for illustrations
    • 097 Books notable for ownership or origin
    • 098 Prohibited works, forgeries & hoaxes
    • 099 Books notable for format

100-199 – Philosophy and psychology

  • 100 Philosophy
    • 100 Philosophy and psychology
    • 101 Theory of philosophy
      Philosophical method
      Philosophical method is the study of how to do philosophy. A common view among philosophers is that philosophy is distinguished by the methods that philosophers follow in addressing philosophical questions...

    • 102 Miscellany of philosophy
    • 103 Dictionaries and encyclopedias of philosophy
    • 104 No longer used—formerly Essays
    • 105 Serial publications of philosophy
    • 106 Organizations and management of philosophy
    • 107 Education, research, and related topics of philosophy
    • 108 Kinds of persons treatment of philosophy
    • 109 Historical
      History of philosophy
      The history of philosophy is the study of philosophical ideas and concepts through time. Issues specifically related to history of philosophy might include : How can changes in philosophy be accounted for historically? What drives the development of thought in its historical context? To what...

       and collected persons treatment of philosophy
  • 110 Metaphysics
    Metaphysics
    Metaphysics is a branch of philosophy concerned with explaining the fundamental nature of being and the world, although the term is not easily defined. Traditionally, metaphysics attempts to answer two basic questions in the broadest possible terms:...

    • 110 Metaphysics
    • 111 Ontology
      Ontology
      Ontology is the philosophical study of the nature of being, existence or reality as such, as well as the basic categories of being and their relations...

    • 112 No longer used—formerly Methodology
      Methodology
      Methodology is generally a guideline for solving a problem, with specificcomponents such as phases, tasks, methods, techniques and tools . It can be defined also as follows:...

    • 113 Cosmology
      Cosmology
      Cosmology is the discipline that deals with the nature of the Universe as a whole. Cosmologists seek to understand the origin, evolution, structure, and ultimate fate of the Universe at large, as well as the natural laws that keep it in order...

       (Philosophy of nature)
    • 114 Space
      Philosophy of space and time
      Philosophy of space and time is the branch of philosophy concerned with the issues surrounding the ontology, epistemology, and character of space and time. While such ideas have been central to philosophy from its inception, the philosophy of space and time was both an inspiration for and a...

    • 115 Time
      Philosophy of space and time
      Philosophy of space and time is the branch of philosophy concerned with the issues surrounding the ontology, epistemology, and character of space and time. While such ideas have been central to philosophy from its inception, the philosophy of space and time was both an inspiration for and a...

    • 116 Change
      Identity and change
      The relationship between identity and change in the philosophical field of metaphysics seems, at first glance, deceptively simple, and belies the complexity of the issues involved. This article explores "the problem of change and identity".- Change :...

    • 117 Structure
    • 118 Force and energy
    • 119 Number and quantity
  • 120 Epistemology
    • 120 Epistemology, causation, and humankind
    • 121 Epistemology
    • 122 Causation
    • 123 Determinism
      Determinism
      Determinism is the general philosophical thesis that states that for everything that happens there are conditions such that, given them, nothing else could happen. There are many versions of this thesis. Each of them rests upon various alleged connections, and interdependencies of things and...

       and indeterminism
      Indeterminism
      Indeterminism is the concept that events are not caused, or not caused deterministically by prior events. It is the opposite of determinism and related to chance...

    • 124 Teleology
      Teleology
      A teleology is any philosophical account which holds that final causes exist in nature, meaning that design and purpose analogous to that found in human actions are inherent also in the rest of nature. The word comes from the Greek τέλος, telos; root: τελε-, "end, purpose...

    • 125 No longer used—formerly Infinity
      Infinity
      Infinity is a concept in many fields, most predominantly mathematics and physics, that refers to a quantity without bound or end. People have developed various ideas throughout history about the nature of infinity...

    • 126 The self
    • 127 The unconscious and the subconscious
    • 128 Humankind
    • 129 Origin and destiny of individual souls
  • 130 Parapsychology
    Parapsychology
    The term parapsychology was coined in or around 1889 by philosopher Max Dessoir, and originates from para meaning "alongside", and psychology. The term was adopted by J.B. Rhine in the 1930s as a replacement for the term psychical research...

     and occultism
    • 130 Parapsychology and occultism
    • 131 Parapsychological and occult methods
    • 132 No longer used—formerly Mental derangements
    • 133 Specific topics in parapsychology and occultism
    • 134 No longer used—formerly Mesmerism and Clairvoyance
      Clairvoyance
      The term clairvoyance is used to refer to the ability to gain information about an object, person, location or physical event through means other than the known human senses, a form of extra-sensory perception...

    • 135 Dream
      Dream
      Dreams are successions of images, ideas, emotions, and sensations that occur involuntarily in the mind during certain stages of sleep. The content and purpose of dreams are not definitively understood, though they have been a topic of scientific speculation, philosophical intrigue and religious...

      s and mysteries
    • 136 No longer used—formerly Mental characteristics
    • 137 Divinatory graphology
      Graphology
      Graphology is the pseudoscientific study and analysis of handwriting, especially in relation to human psychology. In the medical field, it can be used to refer to the study of handwriting as an aid in diagnosis and tracking of diseases of the brain and nervous system...

    • 138 Physiognomy
      Physiognomy
      Physiognomy is the assessment of a person's character or personality from their outer appearance, especially the face...

    • 139 Phrenology
      Phrenology
      Phrenology is a pseudoscience primarily focused on measurements of the human skull, based on the concept that the brain is the organ of the mind, and that certain brain areas have localized, specific functions or modules...

  • 140 Philosophical schools of thought
    • 140 Specific philosophical schools
    • 141 Idealism
      Idealism
      In philosophy, idealism is the family of views which assert that reality, or reality as we can know it, is fundamentally mental, mentally constructed, or otherwise immaterial. Epistemologically, idealism manifests as a skepticism about the possibility of knowing any mind-independent thing...

       and related systems
    • 142 Critical philosophy
      Critical philosophy
      Attributed to Immanuel Kant, the critical philosophy movement sees the primary task of philosophy as criticism rather than justification of knowledge; criticism, for Kant, meant judging as to the possibilities of knowledge before advancing to knowledge itself...

    • 143 Bergsonism
      Henri Bergson
      Henri-Louis Bergson was a major French philosopher, influential especially in the first half of the 20th century. Bergson convinced many thinkers that immediate experience and intuition are more significant than rationalism and science for understanding reality.He was awarded the 1927 Nobel Prize...

       and intuitionism
      Intuitionism
      In the philosophy of mathematics, intuitionism, or neointuitionism , is an approach to mathematics as the constructive mental activity of humans. That is, mathematics does not consist of analytic activities wherein deep properties of existence are revealed and applied...

    • 144 Humanism and related systems
    • 145 Sensationalism
    • 146 Naturalism
      Naturalism (philosophy)
      Naturalism commonly refers to the philosophical viewpoint that the natural universe and its natural laws and forces operate in the universe, and that nothing exists beyond the natural universe or, if it does, it does not affect the natural universe that we know...

       and related systems
    • 147 Pantheism
      Pantheism
      Pantheism is the view that the Universe and God are identical. Pantheists thus do not believe in a personal, anthropomorphic or creator god. The word derives from the Greek meaning "all" and the Greek meaning "God". As such, Pantheism denotes the idea that "God" is best seen as a process of...

       and related systems
    • 148 Liberalism
      Liberalism
      Liberalism is the belief in the importance of liberty and equal rights. Liberals espouse a wide array of views depending on their understanding of these principles, but generally, liberals support ideas such as constitutionalism, liberal democracy, free and fair elections, human rights,...

      , eclecticism
      Eclecticism
      Eclecticism is a conceptual approach that does not hold rigidly to a single paradigm or set of assumptions, but instead draws upon multiple theories, styles, or ideas to gain complementary insights into a subject, or applies different theories in particular cases.It can sometimes seem inelegant or...

      , and traditionalism
      Traditionalist School
      The term Traditionalist School is used by Mark Sedgwick and other authors to denote a school of thought, also known as Integral Traditionalism or Perennialism to denote an esoteric movement developed by authors such as French metaphysician René Guénon, German-Swiss...

    • 149 Other philosophical systems
  • 150 Psychology
    • 150 Psychology
    • 151 No longer used—formerly Intellect
    • 152 Perception
      Perception
      Perception is the process of attaining awareness or understanding of the environment by organizing and interpreting sensory information. All perception involves signals in the nervous system, which in turn result from physical stimulation of the sense organs...

      , movement
      Motion (physics)
      In physics, motion is a change in position of an object with respect to time. Change in action is the result of an unbalanced force. Motion is typically described in terms of velocity, acceleration, displacement and time . An object's velocity cannot change unless it is acted upon by a force, as...

      , emotion
      Emotion
      Emotion is a complex psychophysiological experience of an individual's state of mind as interacting with biochemical and environmental influences. In humans, emotion fundamentally involves "physiological arousal, expressive behaviors, and conscious experience." Emotion is associated with mood,...

      s, and drive
      Motivation
      Motivation is the driving force by which humans achieve their goals. Motivation is said to be intrinsic or extrinsic. The term is generally used for humans but it can also be used to describe the causes for animal behavior as well. This article refers to human motivation...

      s
    • 153 Mental processes and intelligence
      Intelligence
      Intelligence has been defined in different ways, including the abilities for abstract thought, understanding, communication, reasoning, learning, planning, emotional intelligence and problem solving....

    • 154 Subconscious
      Subconscious
      The term subconscious is used in many different contexts and has no single or precise definition. This greatly limits its significance as a definition-bearing concept, and in consequence the word tends to be avoided in academic and scientific settings....

       and altered state
      Altered state of consciousness
      An altered state of consciousness , also named altered state of mind, is any condition which is significantly different from a normal waking beta wave state. The expression was used as early as 1966 by Arnold M. Ludwig and brought into common usage from 1969 by Charles Tart: it describes induced...

      s
    • 155 Differential and developmental psychology
      Developmental psychology
      Developmental psychology, also known as human development, is the scientific study of systematic psychological changes, emotional changes, and perception changes that occur in human beings over the course of their life span. Originally concerned with infants and children, the field has expanded to...

    • 156 Comparative psychology
      Comparative psychology
      Comparative psychology generally refers to the scientific study of the behavior and mental processes of non-human animals. However, scientists from different disciplines do not always agree on this definition...

    • 157 No longer used—formerly Emotion
      Emotion
      Emotion is a complex psychophysiological experience of an individual's state of mind as interacting with biochemical and environmental influences. In humans, emotion fundamentally involves "physiological arousal, expressive behaviors, and conscious experience." Emotion is associated with mood,...

      s
    • 158 Applied psychology
      Applied psychology
      The basic premise of applied psychology is the use of psychological principles and theories to overcome problems in other areas, such as mental health, business management, education, health, product design, ergonomics, and law...

    • 159 No longer used—formerly Will
  • 160 Logic
    Logic
    In philosophy, Logic is the formal systematic study of the principles of valid inference and correct reasoning. Logic is used in most intellectual activities, but is studied primarily in the disciplines of philosophy, mathematics, semantics, and computer science...

    • 160 Logic
    • 161 Induction
      Inductive reasoning
      Inductive reasoning, also known as induction or inductive logic, is a kind of reasoning that constructs or evaluates propositions that are abstractions of observations. It is commonly construed as a form of reasoning that makes generalizations based on individual instances...

    • 162 Deduction
      Deductive reasoning
      Deductive reasoning, also called deductive logic, is reasoning which constructs or evaluates deductive arguments. Deductive arguments are attempts to show that a conclusion necessarily follows from a set of premises or hypothesis...

    • 163 Not assigned or no longer used
    • 164 Not assigned or no longer used
    • 165 Fallacies
      Fallacy
      In logic and rhetoric, a fallacy is usually an incorrect argumentation in reasoning resulting in a misconception or presumption. By accident or design, fallacies may exploit emotional triggers in the listener or interlocutor , or take advantage of social relationships between people...

       and sources of error
    • 166 Syllogism
      Syllogism
      A syllogism is a kind of logical argument in which one proposition is inferred from two or more others of a certain form...

      s
    • 167 Hypotheses
      Hypothesis
      A hypothesis is a proposed explanation for a phenomenon. The term derives from the Greek, ὑποτιθέναι – hypotithenai meaning "to put under" or "to suppose". For a hypothesis to be put forward as a scientific hypothesis, the scientific method requires that one can test it...

    • 168 Argument and persuasion
      Persuasion
      Persuasion is a form of social influence. It is the process of guiding or bringing oneself or another toward the adoption of an idea, attitude, or action by rational and symbolic means.- Methods :...

    • 169 Analogy
      Analogy
      Analogy is a cognitive process of transferring information or meaning from a particular subject to another particular subject , and a linguistic expression corresponding to such a process...

  • 170 Ethics
    Ethics
    Ethics, also known as moral philosophy, is a branch of philosophy that addresses questions about morality—that is, concepts such as good and evil, right and wrong, virtue and vice, justice and crime, etc.Major branches of ethics include:...

     (Moral philosophy)
    • 170 Ethics
    • 171 Ethical systems
    • 172 Political ethics
    • 173 Ethics of family relationships
    • 174 Occupational ethics
    • 175 Ethics of recreation
      Recreation
      Recreation is an activity of leisure, leisure being discretionary time. The "need to do something for recreation" is an essential element of human biology and psychology. Recreational activities are often done for enjoyment, amusement, or pleasure and are considered to be "fun"...

       and leisure
      Leisure
      Leisure, or free time, is time spent away from business, work, and domestic chores. It is also the periods of time before or after necessary activities such as eating, sleeping and, where it is compulsory, education....

    • 176 Ethics of sex
      Sex
      In biology, sex is a process of combining and mixing genetic traits, often resulting in the specialization of organisms into a male or female variety . Sexual reproduction involves combining specialized cells to form offspring that inherit traits from both parents...

       and reproduction
    • 177 Ethics of social relations
    • 178 Ethics of consumption
      Consumption (economics)
      Consumption is a common concept in economics, and gives rise to derived concepts such as consumer debt. Generally, consumption is defined in part by comparison to production. But the precise definition can vary because different schools of economists define production quite differently...

    • 179 Other ethical norms
  • 180 Ancient
    Ancient philosophy
    This page lists some links to ancient philosophy. In Western philosophy, the spread of Christianity through the Roman Empire marked the ending of Hellenistic philosophy and ushered in the beginnings of Medieval philosophy, whereas in Eastern philosophy, the spread of Islam through the Arab Empire...

    , medieval
    Medieval philosophy
    Medieval philosophy is the philosophy in the era now known as medieval or the Middle Ages, the period roughly extending from the fall of the Western Roman Empire in the fifth century AD to the Renaissance in the sixteenth century...

    , and Eastern philosophy
    Eastern philosophy
    Eastern philosophy includes the various philosophies of Asia, including Chinese philosophy, Iranian philosophy, Japanese philosophy, Indian philosophy and Korean philosophy...

    • 180 Ancient, medieval, and Eastern philosophy
    • 181 Eastern philosophy
    • 182 Pre-Socratic Greek philosophies
      Pre-Socratic philosophy
      Pre-Socratic philosophy is Greek philosophy before Socrates . In Classical antiquity, the Presocratic philosophers were called physiologoi...

    • 183 Socratic
      Socrates
      Socrates was a classical Greek Athenian philosopher. Credited as one of the founders of Western philosophy, he is an enigmatic figure known chiefly through the accounts of later classical writers, especially the writings of his students Plato and Xenophon, and the plays of his contemporary ...

       and related philosophies
    • 184 Platonic philosophy
    • 185 Aristotelian philosophy
    • 186 Skeptic
      Philosophical skepticism
      Philosophical skepticism is both a philosophical school of thought and a method that crosses disciplines and cultures. Many skeptics critically examine the meaning systems of their times, and this examination often results in a position of ambiguity or doubt...

       and Neoplatonic philosophies
      Neoplatonism
      Neoplatonism , is the modern term for a school of religious and mystical philosophy that took shape in the 3rd century AD, based on the teachings of Plato and earlier Platonists, with its earliest contributor believed to be Plotinus, and his teacher Ammonius Saccas...

    • 187 Epicurean philosophy
      Epicureanism
      Epicureanism is a system of philosophy based upon the teachings of Epicurus, founded around 307 BC. Epicurus was an atomic materialist, following in the steps of Democritus. His materialism led him to a general attack on superstition and divine intervention. Following Aristippus—about whom...

    • 188 Stoic philosophy
      Stoicism
      Stoicism is a school of Hellenistic philosophy founded in Athens by Zeno of Citium in the early . The Stoics taught that destructive emotions resulted from errors in judgment, and that a sage, or person of "moral and intellectual perfection," would not suffer such emotions.Stoics were concerned...

    • 189 Medieval Western philosophy
  • 190 Modern Western philosophy
    Western philosophy
    Western philosophy is the philosophical thought and work of the Western or Occidental world, as distinct from Eastern or Oriental philosophies and the varieties of indigenous philosophies....

     (19th-century
    19th-century philosophy
    In the 19th century the philosophies of the Enlightenment began to have a dramatic effect, the landmark works of philosophers such as Immanuel Kant and Jean-Jacques Rousseau influencing a new generation of thinkers...

    , 20th-century
    20th-century philosophy
    20th-century philosophy saw the development of a number of new philosophical schools including logical positivism, analytic philosophy, phenomenology, existentialism and poststructuralism...

    )
    • 190 Modern Western philosophy
    • 191 Modern Western philosophy of the United States and Canada
    • 192 Modern Western philosophy of the British Isles
    • 193 Modern Western philosophy of Germany and Austria
    • 194 Modern Western philosophy of France
    • 195 Modern Western philosophy of Italy
    • 196 Modern Western philosophy of Spain and Portugal
    • 197 Modern Western philosophy of the former Soviet Union
      Philosophy in the Soviet Union
      Philosophical research in the Soviet Union was officially confined to Marxist-Leninist thinking, which theoretically was the basis of objective and ultimate philosophical truth. During the 1920s and 1930s, other tendencies of Russian thought were repressed...

    • 198 Modern Western philosophy of Scandinavia
    • 199 Modern Western philosophy in other geographic areas

200-299 – Religion

  • 200 Religion
    • 200 Religion
    • 201 Religious mythology
      Mythology
      The term mythology can refer either to the study of myths, or to a body or collection of myths. As examples, comparative mythology is the study of connections between myths from different cultures, whereas Greek mythology is the body of myths from ancient Greece...

      , general classes of religion, interreligious relations and attitudes, social theology
    • 202 Doctrine
      Doctrine
      Doctrine is a codification of beliefs or a body of teachings or instructions, taught principles or positions, as the body of teachings in a branch of knowledge or belief system...

      s
    • 203 Public worship
      Worship
      Worship is an act of religious devotion usually directed towards a deity. The word is derived from the Old English worthscipe, meaning worthiness or worth-ship — to give, at its simplest, worth to something, for example, Christian worship.Evelyn Underhill defines worship thus: "The absolute...

       and other practices
    • 204 Religious experience, life, practice
    • 205 Religious ethics
    • 206 Leaders and organization
    • 207 Missions and religious education
      Religious education
      In secular usage, religious education is the teaching of a particular religion and its varied aspects —its beliefs, doctrines, rituals, customs, rites, and personal roles...

    • 208 Sources
    • 209 Sect
      Sect
      A sect is a group with distinctive religious, political or philosophical beliefs. Although in past it was mostly used to refer to religious groups, it has since expanded and in modern culture can refer to any organization that breaks away from a larger one to follow a different set of rules and...

      s and reform movements
  • 210 Natural theology
    Natural theology
    Natural theology is a branch of theology based on reason and ordinary experience. Thus it is distinguished from revealed theology which is based on scripture and religious experiences of various kinds; and also from transcendental theology, theology from a priori reasoning.Marcus Terentius Varro ...

    • 211 Concepts of God
      Conceptions of God
      The God of monotheism, pantheism or panentheism, or the supreme deity of henotheistic religions, may be conceived of in various degrees of abstraction:...

    • 212 Existence
      Existence of God
      Arguments for and against the existence of God have been proposed by philosophers, theologians, scientists, and others. In philosophical terms, arguments for and against the existence of God involve primarily the sub-disciplines of epistemology and ontology , but also of the theory of value, since...

      , attributes of God
    • 213 Creation
    • 214 Theodicy
      Theodicy
      Theodicy is a theological and philosophical study which attempts to prove God's intrinsic or foundational nature of omnibenevolence , omniscience , and omnipotence . Theodicy is usually concerned with the God of the Abrahamic religions Judaism, Christianity, and Islam, due to the relevant...

    • 215 Science & religion
      Relationship between religion and science
      The relationship between religion and science has been a focus of the demarcation problem. Somewhat related is the claim that science and religion may pursue knowledge using different methodologies. Whereas the scientific method basically relies on reason and empiricism, religion also seeks to...

    • 216 No longer used—formerly Evil
    • 217 No longer used—formerly Prayer
    • 218 Humankind
    • 219 No longer used—formerly Analogies
  • 220 Bible
    Bible
    The Bible refers to any one of the collections of the primary religious texts of Judaism and Christianity. There is no common version of the Bible, as the individual books , their contents and their order vary among denominations...

    • 221 Old Testament
      Old Testament
      The Old Testament, of which Christians hold different views, is a Christian term for the religious writings of ancient Israel held sacred and inspired by Christians which overlaps with the 24-book canon of the Masoretic Text of Judaism...

    • 222 Historical books of Old Testament
    • 223 Poetic books of Old Testament
    • 224 Prophetic books of Old Testament
    • 225 New Testament
      New Testament
      The New Testament is the second major division of the Christian biblical canon, the first such division being the much longer Old Testament....

    • 226 Gospel
      Gospel
      A gospel is an account, often written, that describes the life of Jesus of Nazareth. In a more general sense the term "gospel" may refer to the good news message of the New Testament. It is primarily used in reference to the four canonical gospels of Matthew, Mark, Luke, and John...

      s & Acts
      Acts of the Apostles
      The Acts of the Apostles , usually referred to simply as Acts, is the fifth book of the New Testament; Acts outlines the history of the Apostolic Age...

    • 227 Epistles
    • 228 Revelation
      Book of Revelation
      The Book of Revelation is the final book of the New Testament. The title came into usage from the first word of the book in Koine Greek: apokalupsis, meaning "unveiling" or "revelation"...

       (Apocalypse)
    • 229 Apocrypha
      Apocrypha
      The term apocrypha is used with various meanings, including "hidden", "esoteric", "spurious", "of questionable authenticity", ancient Chinese "revealed texts and objects" and "Christian texts that are not canonical"....

       & pseudepigrapha
  • 230 Christian theology
    • 231 God
      God
      God is the English name given to a singular being in theistic and deistic religions who is either the sole deity in monotheism, or a single deity in polytheism....

    • 232 Jesus
      Jesus
      Jesus of Nazareth , commonly referred to as Jesus Christ or simply as Jesus or Christ, is the central figure of Christianity...

       Christ & his family
    • 233 Humankind
    • 234 Salvation
      Salvation
      Within religion salvation is the phenomenon of being saved from the undesirable condition of bondage or suffering experienced by the psyche or soul that has arisen as a result of unskillful or immoral actions generically referred to as sins. Salvation may also be called "deliverance" or...

       (Soteriology
      Soteriology
      The branch of Christian theology that deals with salvation and redemption is called Soteriology. It is derived from the Greek sōtērion + English -logy....

      ) & grace
    • 235 Spiritual beings
    • 236 Eschatology
      Christian eschatology
      Christian eschatology is a major branch of study within Christian theology. Eschatology, from two Greek words meaning last and study , is the study of the end of things, whether the end of an individual life, the end of the age, or the end of the world...

    • 237 No longer used—formerly Future state
    • 238 Creed
      Creed
      A creed is a statement of belief—usually a statement of faith that describes the beliefs shared by a religious community—and is often recited as part of a religious service. When the statement of faith is longer and polemical, as well as didactic, it is not called a creed but a Confession of faith...

      s & catechism
      Catechism
      A catechism , i.e. to indoctrinate) is a summary or exposition of doctrine, traditionally used in Christian religious teaching from New Testament times to the present...

      s
    • 239 Apologetics
      Christian apologetics
      Christian apologetics is a field of Christian theology that aims to present a rational basis for the Christian faith, defend the faith against objections, and expose the perceived flaws of other world views...

       & polemics
  • 240 Christian moral & devotional theology
    Bible study (Christian)
    In Christianity, Bible study is the study of the Bible by ordinary people as a personal religious or spiritual practice. Some denominations may call this devotion or devotional acts; however in other denominations devotion has other meanings...

    • 241 Moral theology
      Moral theology
      Moral theology is a systematic theological treatment of Christian ethics. It is usually taught on Divinity faculties as a part of the basic curriculum.- External links :*...

    • 242 Devotional literature
    • 243 Evangelistic
      Evangelism
      Evangelism refers to the practice of relaying information about a particular set of beliefs to others who do not hold those beliefs. The term is often used in reference to Christianity....

       writings for individuals
    • 244 No longer used—formerly Religious fiction
    • 245 No longer used—formerly Hymnology
      Hymnology
      Hymnology is the scholarly study of religious song, or the hymn, in its many aspects, with particular focus on choral and congregational song. It may be more or less clearly distinguished from hymnody, the creation and practice of such song...

    • 246 Use of art in Christianity
      Christian art
      Christian art is sacred art produced in an attempt to illustrate, supplement and portray in tangible form the principles of Christianity, though other definitions are possible. Most Christian groups use or have used art to some extent, although some have had strong objections to some forms of...

    • 247 Church furnishings & articles
    • 248 Christian experience, practice, life
      Christian worship
      In Christianity, worship is adoration and contemplation of God.-Overview:Throughout most of Christianity's history, corporate Christian worship has been primarily liturgical, characterized by prayers and hymns, with texts rooted in, or closely related to, the Scripture, particularly the Psalter;...

    • 249 Christian observances in family life
  • 250 Christian orders
    Holy Orders
    The term Holy Orders is used by many Christian churches to refer to ordination or to those individuals ordained for a special role or ministry....

     & local church
    Local church
    A local church is a Christian congregation of members and clergy.Local church may also refer to:* Local churches , a Christian group based on the teachings of Watchman Nee and Witness Lee, and associated with the Living Stream Ministry publishing house.* Parish church, a local church united with...

    • 251 Preaching (Homiletics
      Homiletics
      Homiletics , in theology the application of the general principles of rhetoric to the specific department of public preaching. The one who practices or studies homiletics is called a homilist....

      )
    • 252 Texts of sermon
      Sermon
      A sermon is an oration by a prophet or member of the clergy. Sermons address a Biblical, theological, religious, or moral topic, usually expounding on a type of belief, law or behavior within both past and present contexts...

      s
    • 253 Pastoral office (Pastoral theology
      Pastoral theology
      Pastoral theology is the branch of practical theology concerned with the application of the study of religion in the context of regular church ministry. This approach to theology seeks to give practical expression to theology...

      )
    • 254 Parish
      Parish
      A parish is a territorial unit historically under the pastoral care and clerical jurisdiction of one parish priest, who might be assisted in his pastoral duties by a curate or curates - also priests but not the parish priest - from a more or less central parish church with its associated organization...

       government & administration
    • 255 Religious congregations
      Congregation (catholic)
      The term "congregation" has three usages specific to the Roman Catholic Church. One concerns the Roman Curia, the other two concern religious institutes.- Roman Curia :...

       & orders
    • 256 No longer used—formerly Religious societies
    • 257 No longer used—formerly Parochial schools, libraries, etc.
    • 258 No longer used—formerly Parochial medicine
    • 259 Activities of the local church
  • 260 Christian social theology
    • 261 Social theology
    • 262 Ecclesiology
      Ecclesiology
      Today, ecclesiology usually refers to the theological study of the Christian church. However when the word was coined in the late 1830s, it was defined as the science of the building and decoration of churches and it is still, though rarely, used in this sense.In its theological sense, ecclesiology...

    • 263 Times, places of religious observance
      Liturgical year
      The liturgical year, also known as the church year, consists of the cycle of liturgical seasons in Christian churches which determines when feast days, including celebrations of saints, are to be observed, and which portions of Scripture are to be read. Distinct liturgical colours may appear in...

    • 264 Public worship
    • 265 Sacrament
      Sacrament
      A sacrament is a sacred rite recognized as of particular importance and significance. There are various views on the existence and meaning of such rites.-General definitions and terms:...

      s, other rites & acts
    • 266 Missions
      Mission (Christian)
      Christian missionary activities often involve sending individuals and groups , to foreign countries and to places in their own homeland. This has frequently involved not only evangelization , but also humanitarian work, especially among the poor and disadvantaged...

    • 267 Associations for religious work
    • 268 Religious education
      Religious education
      In secular usage, religious education is the teaching of a particular religion and its varied aspects —its beliefs, doctrines, rituals, customs, rites, and personal roles...

    • 269 Spiritual renewal
  • 270 Christian church history
    • 271 Religious orders in church history
    • 272 Persecution
      Persecution
      Persecution is the systematic mistreatment of an individual or group by another group. The most common forms are religious persecution, ethnic persecution, and political persecution, though there is naturally some overlap between these terms. The inflicting of suffering, harassment, isolation,...

      s in church history
    • 273 Heresies
      Heresy
      Heresy is a controversial or novel change to a system of beliefs, especially a religion, that conflicts with established dogma. It is distinct from apostasy, which is the formal denunciation of one's religion, principles or cause, and blasphemy, which is irreverence toward religion...

       in church history
    • 274 Christian church in Europe
      Christianity in Europe
      Christianity is the largest religion in Europe. Christianity has been practiced in Europe since the 1st century, and a number of the Pauline Epistles were odireted at Christians living in Macedonia, as well as Rome.- Early history :...

    • 275 Christian church in Asia
      Christianity in Asia
      Christianity in Asia has its roots in the very inception of Christianity, which originated from the teachings of Jesus Christ. Christianity in Asia then spread through the missionary work of his apostles. Christianity first expanded in the Levant, taking roots in the major cities such as Jerusalem...

    • 276 Christian church in Africa
      Christianity in Africa
      Christianity is now one of the two most widely practised religions in Africa and is the largest religion in Sub-Saharan Africa. Most adherents outside Egypt, Ethiopia and Eritrea are Roman Catholic or Protestant. The presence of Christianity in Africa began in the middle of the 1st century in...

    • 277 Christian church in North America
    • 278 Christian church in South America
    • 279 Christian church in other areas
  • 280 Christian denomination
    Christian denomination
    A Christian denomination is an identifiable religious body under a common name, structure, and doctrine within Christianity. In the Orthodox tradition, Churches are divided often along ethnic and linguistic lines, into separate churches and traditions. Technically, divisions between one group and...

    s & sects
    • 281 Early church
      Early Christianity
      Early Christianity is generally considered as Christianity before 325. The New Testament's Book of Acts and Epistle to the Galatians records that the first Christian community was centered in Jerusalem and its leaders included James, Peter and John....

       & Eastern churches
      Eastern Christianity
      Eastern Christianity comprises the Christian traditions and churches that developed in the Balkans, Eastern Europe, Asia Minor, the Middle East, Northeastern Africa, India and parts of the Far East over several centuries of religious antiquity. The term is generally used in Western Christianity to...

    • 282 Roman Catholic Church
    • 283 Anglican
      Anglicanism
      Anglicanism is a tradition within Christianity comprising churches with historical connections to the Church of England or similar beliefs, worship and church structures. The word Anglican originates in ecclesia anglicana, a medieval Latin phrase dating to at least 1246 that means the English...

       churches
    • 284 Protestants
      Protestantism
      Protestantism is one of the three major groupings within Christianity. It is a movement that began in Germany in the early 16th century as a reaction against medieval Roman Catholic doctrines and practices, especially in regards to salvation, justification, and ecclesiology.The doctrines of the...

       of Continental origin
    • 285 Presbyterian
      Presbyterianism
      Presbyterianism refers to a number of Christian churches adhering to the Calvinist theological tradition within Protestantism, which are organized according to a characteristic Presbyterian polity. Presbyterian theology typically emphasizes the sovereignty of God, the authority of the Scriptures,...

      , Reformed, Congregational
      Congregational church
      Congregational churches are Protestant Christian churches practicing Congregationalist church governance, in which each congregation independently and autonomously runs its own affairs....

    • 286 Baptist
      Baptist
      Baptists comprise a group of Christian denominations and churches that subscribe to a doctrine that baptism should be performed only for professing believers , and that it must be done by immersion...

      , Disciples of Christ, Adventist
      Adventist
      Adventism is a Christian movement which began in the 19th century, in the context of the Second Great Awakening revival in the United States. The name refers to belief in the imminent Second Coming of Jesus Christ. It was started by William Miller, whose followers became known as Millerites...

    • 287 Methodist & related churches
    • 288 No longer used—formerly Unitarian
      Unitarianism
      Unitarianism is a Christian theological movement, named for its understanding of God as one person, in direct contrast to Trinitarianism which defines God as three persons coexisting consubstantially as one in being....

    • 289 Other denominations & sects
  • 290 Other & comparative religion
    Comparative religion
    Comparative religion is a field of religious studies that analyzes the similarities and differences of themes, myths, rituals and concepts among the world's religions...

    s
    • 291 Comparative religion
    • 292 Classical (Greek
      Ancient Greek religion
      Greek religion encompasses the collection of beliefs and rituals practiced in ancient Greece in the form of both popular public religion and cult practices. These different groups varied enough for it to be possible to speak of Greek religions or "cults" in the plural, though most of them shared...

       & Roman
      Religion in ancient Rome
      Religion in ancient Rome encompassed the religious beliefs and cult practices regarded by the Romans as indigenous and central to their identity as a people, as well as the various and many cults imported from other peoples brought under Roman rule. Romans thus offered cult to innumerable deities...

      ) religion
    • 293 Germanic religion
      Germanic paganism
      Germanic paganism refers to the theology and religious practices of the Germanic peoples of north-western Europe from the Iron Age until their Christianization during the Medieval period...

    • 294 Religions of Indian origin
    • 295 Zoroastrianism
      Zoroastrianism
      Zoroastrianism is a religion and philosophy based on the teachings of prophet Zoroaster and was formerly among the world's largest religions. It was probably founded some time before the 6th century BCE in Greater Iran.In Zoroastrianism, the Creator Ahura Mazda is all good, and no evil...

       (Mazdaism, Parseeism)
    • 296 Judaism
      Judaism
      Judaism ) is the "religion, philosophy, and way of life" of the Jewish people...

    • 297 Islam
      Islam
      Islam . The most common are and .   : Arabic pronunciation varies regionally. The first vowel ranges from ~~. The second vowel ranges from ~~~...

      , Bábism
      Bábism
      The Babi Faith is a religious movement that flourished in Persia from 1844 to 1852, then lingered on in exile in the Ottoman Empire as well as underground. Its founder was Siyyid `Alí Muhammad Shirazi, who took the title Báb—meaning "Gate"—from a Shi'a theological term...

       & Bahá'í Faith
      Bahá'í Faith
      The Bahá'í Faith is a monotheistic religion founded by Bahá'u'lláh in 19th-century Persia, emphasizing the spiritual unity of all humankind. There are an estimated five to six million Bahá'ís around the world in more than 200 countries and territories....

    • 298 No longer used—formerly Mormonism
      Mormonism
      Mormonism is the religion practiced by Mormons, and is the predominant religious tradition of the Latter Day Saint movement. This movement was founded by Joseph Smith, Jr. beginning in the 1820s as a form of Christian primitivism. During the 1830s and 1840s, Mormonism gradually distinguished itself...

    • 299 Other religions

300-399 – Social sciences

  • 300 Social sciences, sociology & anthropology
    • 300 Social sciences
    • 301 Sociology
      Sociology
      Sociology is the study of society. It is a social science—a term with which it is sometimes synonymous—which uses various methods of empirical investigation and critical analysis to develop a body of knowledge about human social activity...

       & anthropology
      Anthropology
      Anthropology is the study of humanity. It has origins in the humanities, the natural sciences, and the social sciences. The term "anthropology" is from the Greek anthrōpos , "man", understood to mean mankind or humanity, and -logia , "discourse" or "study", and was first used in 1501 by German...

    • 302 Social interaction
    • 303 Social processes
    • 304 Factors affecting social behavior
    • 305 Social groups
    • 306 Culture
      Culture
      Culture is a term that has many different inter-related meanings. For example, in 1952, Alfred Kroeber and Clyde Kluckhohn compiled a list of 164 definitions of "culture" in Culture: A Critical Review of Concepts and Definitions...

       & institution
      Institution
      An institution is any structure or mechanism of social order and cooperation governing the behavior of a set of individuals within a given human community...

      s
    • 307 Communities
    • 308 No longer used—formerly Polygraphy
    • 309 No longer used—formerly History of sociology
      History of sociology
      Sociology emerged from enlightenment thought, shortly after the French Revolution, as a positivist science of society. Its genesis owed to various key movements in the philosophy of science and the philosophy of knowledge. Social analysis in a broader sense, however, has origins in the common stock...

  • 310 General statistics
    • 311 No longer used—formerly Theory and methods
    • 312 No longer used—formerly Population
    • 313 No longer used—formerly Special topics
    • 314 General statistics Of Europe
    • 315 General statistics Of Asia
    • 316 General statistics Of Africa
    • 317 General statistics Of North America
    • 318 General statistics Of South America
    • 319 General statistics Of other parts of the world
  • 320 Political science
    Outline of political science
    The following outline is provided as an overview of and topical guide to politics:Politics – process by which groups of people make collective decisions...

    • 321 Systems of governments
      Form of government
      A form of government, or form of state governance, refers to the set of political institutions by which a government of a state is organized. Synonyms include "regime type" and "system of government".-Empirical and conceptual problems:...

       & states
    • 322 Relation of state
      Sovereign state
      A sovereign state, or simply, state, is a state with a defined territory on which it exercises internal and external sovereignty, a permanent population, a government, and the capacity to enter into relations with other sovereign states. It is also normally understood to be a state which is neither...

       to organized groups
    • 323 Civil
      Civil rights
      Civil and political rights are a class of rights that protect individuals' freedom from unwarranted infringement by governments and private organizations, and ensure one's ability to participate in the civil and political life of the state without discrimination or repression.Civil rights include...

       & political rights
    • 324 The political
      Politics
      Politics is a process by which groups of people make collective decisions. The term is generally applied to the art or science of running governmental or state affairs, including behavior within civil governments, but also applies to institutions, fields, and special interest groups such as the...

       process
    • 325 International migration
      Human migration
      Human migration is physical movement by humans from one area to another, sometimes over long distances or in large groups. Historically this movement was nomadic, often causing significant conflict with the indigenous population and their displacement or cultural assimilation. Only a few nomadic...

       & colonization
      Colonisation
      Colonization occurs whenever any one or more species populate an area. The term, which is derived from the Latin colere, "to inhabit, cultivate, frequent, practice, tend, guard, respect", originally related to humans. However, 19th century biogeographers dominated the term to describe the...

    • 326 Slavery
      Slavery
      Slavery is a system under which people are treated as property to be bought and sold, and are forced to work. Slaves can be held against their will from the time of their capture, purchase or birth, and deprived of the right to leave, to refuse to work, or to demand compensation...

       & emancipation
      Political emancipation
      Emancipation is a broad term used to describe various efforts to obtain political rights or equality, often for a specifically disenfranchised group, or more generally in discussion of such matters...

    • 327 International relations
      International relations
      International relations is the study of relationships between countries, including the roles of states, inter-governmental organizations , international nongovernmental organizations , non-governmental organizations and multinational corporations...

    • 328 The legislative
      Legislation
      Legislation is law which has been promulgated by a legislature or other governing body, or the process of making it...

       process
    • 329 Not assigned or no longer used
  • 330 Economics
    Outline of economics
    The following outline is provided as an overview of and topical guide to economics:Economics – analyzes the production, distribution, and consumption of goods and services...

    • 331 Labor economics
    • 332 Financial economics
      Financial economics
      Financial Economics is the branch of economics concerned with "the allocation and deployment of economic resources, both spatially and across time, in an uncertain environment"....

    • 333 Land economics
    • 334 Cooperative
      Cooperative
      A cooperative is a business organization owned and operated by a group of individuals for their mutual benefit...

      s
    • 335 Socialism
      Socialism
      Socialism is an economic system characterized by social ownership of the means of production and cooperative management of the economy; or a political philosophy advocating such a system. "Social ownership" may refer to any one of, or a combination of, the following: cooperative enterprises,...

       & related systems
    • 336 Public finance
      Public finance
      Public finance is the revenue and expenditure of public authoritiesThe purview of public finance is considered to be threefold: governmental effects on efficient allocation of resources, distribution of income, and macroeconomic stabilization.-Overview:The proper role of government provides a...

    • 337 International economics
      International economics
      International economics is concerned with the effects upon economic activity of international differences in productive resources and consumer preferences and the institutions that affect them...

    • 338 Production
    • 339 Macroeconomics
      Macroeconomics
      Macroeconomics is a branch of economics dealing with the performance, structure, behavior, and decision-making of the whole economy. This includes a national, regional, or global economy...

       & related topics
  • 340 Law
    • 341 International law
      International law
      Public international law concerns the structure and conduct of sovereign states; analogous entities, such as the Holy See; and intergovernmental organizations. To a lesser degree, international law also may affect multinational corporations and individuals, an impact increasingly evolving beyond...

    • 342 Constitutional
      Constitutional law
      Constitutional law is the body of law which defines the relationship of different entities within a state, namely, the executive, the legislature and the judiciary....

       & administrative law
      Administrative law
      Administrative law is the body of law that governs the activities of administrative agencies of government. Government agency action can include rulemaking, adjudication, or the enforcement of a specific regulatory agenda. Administrative law is considered a branch of public law...

    • 343 Military
      Military law
      Military justice is the body of laws and procedures governing members of the armed forces. Many states have separate and distinct bodies of law that govern the conduct of members of their armed forces. Some states use special judicial and other arrangements to enforce those laws, while others use...

      , tax
      Tax law
      Tax law is the codified system of laws that describes government levies on economic transactions, commonly called taxes.-Major issues:Primary taxation issues facing the governments world over include;* taxes on income and wealth...

      , trade, industrial law
    • 344 Social, labor, welfare, & related law
    • 345 Criminal law
      Criminal law
      Criminal law, is the body of law that relates to crime. It might be defined as the body of rules that defines conduct that is not allowed because it is held to threaten, harm or endanger the safety and welfare of people, and that sets out the punishment to be imposed on people who do not obey...

    • 346 Private law
      Private law
      Private law is that part of a civil law legal system which is part of the jus commune that involves relationships between individuals, such as the law of contracts or torts, as it is called in the common law, and the law of obligations as it is called in civilian legal systems...

    • 347 Civil procedure
      Civil procedure
      Civil procedure is the body of law that sets out the rules and standards that courts follow when adjudicating civil lawsuits...

       & court
      Court
      A court is a form of tribunal, often a governmental institution, with the authority to adjudicate legal disputes between parties and carry out the administration of justice in civil, criminal, and administrative matters in accordance with the rule of law...

      s
    • 348 Law
      Law
      Law is a system of rules and guidelines which are enforced through social institutions to govern behavior, wherever possible. It shapes politics, economics and society in numerous ways and serves as a social mediator of relations between people. Contract law regulates everything from buying a bus...

       (Statutes), regulation
      Regulation
      Regulation is administrative legislation that constitutes or constrains rights and allocates responsibilities. It can be distinguished from primary legislation on the one hand and judge-made law on the other...

      s, cases
    • 349 Law of specific jurisdictions & areas
  • 350 Public administration
    Public administration
    Public Administration houses the implementation of government policy and an academic discipline that studies this implementation and that prepares civil servants for this work. As a "field of inquiry with a diverse scope" its "fundamental goal.....

    • 351 Of central governments
    • 352 Of local governments
    • 353 of U.S. federal & state governments
    • 354 Of specific central governments
    • 355 Military science
    • 356 Foot forces
      Infantry
      Infantrymen are soldiers who are specifically trained for the role of fighting on foot to engage the enemy face to face and have historically borne the brunt of the casualties of combat in wars. As the oldest branch of combat arms, they are the backbone of armies...

       & warfare
    • 357 Mounted forces
      Mounted infantry
      Mounted infantry were soldiers who rode horses instead of marching, but actually fought on foot . The original dragoons were essentially mounted infantry...

       & warfare
    • 358 Other specialized forces & services
    • 359 Sea (Naval) forces
      Navy
      A navy is the branch of a nation's armed forces principally designated for naval and amphibious warfare; namely, lake- or ocean-borne combat operations and related functions...

       & warfare
  • 360 Social services; association
    • 361 General social problems
    • 362 Social welfare problems & services
    • 363 Other social problems & services
    • 364 Criminology
      Criminology
      Criminology is the scientific study of the nature, extent, causes, and control of criminal behavior in both the individual and in society...

    • 365 Penal & related institutions
    • 366 Association
      Voluntary association
      A voluntary association or union is a group of individuals who enter into an agreement as volunteers to form a body to accomplish a purpose.Strictly speaking, in many jurisdictions no formalities are necessary to start an association...

    • 367 General club
      Club
      A club is an association of two or more people united by a common interest or goal. A service club, for example, exists for voluntary or charitable activities; there are clubs devoted to hobbies and sports, social activities clubs, political and religious clubs, and so forth.- History...

      s
    • 368 Insurance
      Insurance
      In law and economics, insurance is a form of risk management primarily used to hedge against the risk of a contingent, uncertain loss. Insurance is defined as the equitable transfer of the risk of a loss, from one entity to another, in exchange for payment. An insurer is a company selling the...

    • 369 Miscellaneous kinds of associations
  • 370 Education
    • 371 School management; special education
    • 372 Elementary education
    • 373 Secondary education
      Secondary education
      Secondary education is the stage of education following primary education. Secondary education includes the final stage of compulsory education and in many countries it is entirely compulsory. The next stage of education is usually college or university...

    • 374 Adult education
      Adult education
      Adult education is the practice of teaching and educating adults. Adult education takes place in the workplace, through 'extension' school or 'school of continuing education' . Other learning places include folk high schools, community colleges, and lifelong learning centers...

    • 375 Curriculum
      Curriculum
      See also Syllabus.In formal education, a curriculum is the set of courses, and their content, offered at a school or university. As an idea, curriculum stems from the Latin word for race course, referring to the course of deeds and experiences through which children grow to become mature adults...

      s
    • 376 No longer used—formerly Education of women
    • 377 No longer used—formerly Ethical education
    • 378 Higher education
      Higher education
      Higher, post-secondary, tertiary, or third level education refers to the stage of learning that occurs at universities, academies, colleges, seminaries, and institutes of technology...

    • 379 Government regulation, control, support
  • 380 Commerce
    Commerce
    While business refers to the value-creating activities of an organization for profit, commerce means the whole system of an economy that constitutes an environment for business. The system includes legal, economic, political, social, cultural, and technological systems that are in operation in any...

    , communication
    Outline of communication
    The following outline is provided as an overview of and topical guide to communication:Communication – activity of conveying meaningful information...

    s, transport
    Outline of transport
    The following outline is provided as an overview of and topical guide to transport:Transport or transportation – movement of people and goods from one place to another.-Essence of transport:...

    • 381 Internal commerce (Domestic trade
      Domestic trade
      Domestic trade, also known as internal trade or home trade, is the exchange of domestic goods within the boundaries of a country. This may be sub-divided into two categories, wholesale and retail. Wholesale trade is concerned with buying goods from manufacturers or dealers in large quantities and...

      )
    • 382 International commerce
      International trade
      International trade is the exchange of capital, goods, and services across international borders or territories. In most countries, such trade represents a significant share of gross domestic product...

       (Foreign trade)
    • 383 Postal communication
    • 384 Communications; Telecommunication
      Telecommunication
      Telecommunication is the transmission of information over significant distances to communicate. In earlier times, telecommunications involved the use of visual signals, such as beacons, smoke signals, semaphore telegraphs, signal flags, and optical heliographs, or audio messages via coded...

    • 385 Railroad transportation
    • 386 Inland waterway
      Waterway
      A waterway is any navigable body of water. Waterways can include rivers, lakes, seas, oceans, and canals. In order for a waterway to be navigable, it must meet several criteria:...

       & ferry
      Ferry
      A ferry is a form of transportation, usually a boat, but sometimes a ship, used to carry primarily passengers, and sometimes vehicles and cargo as well, across a body of water. Most ferries operate on regular, frequent, return services...

       transportation
    • 387 Water
      Ship transport
      Ship transport is watercraft carrying people or goods . Sea transport has been the largest carrier of freight throughout recorded history. Although the importance of sea travel for passengers has decreased due to aviation, it is effective for short trips and pleasure cruises...

      , air
      Aviation
      Aviation is the design, development, production, operation, and use of aircraft, especially heavier-than-air aircraft. Aviation is derived from avis, the Latin word for bird.-History:...

      , space transportation
    • 388 Transportation; Ground transportation
    • 389 Metrology
      Metrology
      Metrology is the science of measurement. Metrology includes all theoretical and practical aspects of measurement. The word comes from Greek μέτρον , "measure" + "λόγος" , amongst others meaning "speech, oration, discourse, quote, study, calculation, reason"...

       & standardization
      Standardization
      Standardization is the process of developing and implementing technical standards.The goals of standardization can be to help with independence of single suppliers , compatibility, interoperability, safety, repeatability, or quality....

  • 390 Customs
    Convention (norm)
    A convention is a set of agreed, stipulated or generally accepted standards, norms, social norms or criteria, often taking the form of a custom....

    , etiquette
    Etiquette
    Etiquette is a code of behavior that delineates expectations for social behavior according to contemporary conventional norms within a society, social class, or group...

    , folklore
    Folklore
    Folklore consists of legends, music, oral history, proverbs, jokes, popular beliefs, fairy tales and customs that are the traditions of a culture, subculture, or group. It is also the set of practices through which those expressive genres are shared. The study of folklore is sometimes called...

    • 391 Costume
      Tradition
      A tradition is a ritual, belief or object passed down within a society, still maintained in the present, with origins in the past. Common examples include holidays or impractical but socially meaningful clothes , but the idea has also been applied to social norms such as greetings...

       & personal appearance
      Personal Appearance
      Personal Appearance is a stage comedy by the American playwright and screenwriter Lawrence Riley , which was a Broadway smash and the basis for the classic Mae West film Go West, Young Man ....

    • 392 Customs of life cycle & domestic life
    • 393 Death customs
      Funeral
      A funeral is a ceremony for celebrating, sanctifying, or remembering the life of a person who has died. Funerary customs comprise the complex of beliefs and practices used by a culture to remember the dead, from interment itself, to various monuments, prayers, and rituals undertaken in their honor...

    • 394 General customs
      Norm (sociology)
      Social norms are the accepted behaviors within a society or group. This sociological and social psychological term has been defined as "the rules that a group uses for appropriate and inappropriate values, beliefs, attitudes and behaviors. These rules may be explicit or implicit...

    • 395 Etiquette (Manners
      Manners
      In sociology, manners are the unenforced standards of conduct which demonstrate that a person is proper, polite, and refined. They are like laws in that they codify or set a standard for human behavior, but they are unlike laws in that there is no formal system for punishing transgressions, the...

      )
    • 396 No longer used—formerly Women's position and treatment
    • 397 No longer used—formerly outcast studies
    • 398 Folklore
      Folklore
      Folklore consists of legends, music, oral history, proverbs, jokes, popular beliefs, fairy tales and customs that are the traditions of a culture, subculture, or group. It is also the set of practices through which those expressive genres are shared. The study of folklore is sometimes called...

    • 399 Customs of war & diplomacy
      Diplomacy
      Diplomacy is the art and practice of conducting negotiations between representatives of groups or states...


400-499 – Language

  • 400 Language
    Language
    Language may refer either to the specifically human capacity for acquiring and using complex systems of communication, or to a specific instance of such a system of complex communication...

    • 400 Language
    • 401 Philosophy
      Philosophy of language
      Philosophy of language is the reasoned inquiry into the nature, origins, and usage of language. As a topic, the philosophy of language for analytic philosophers is concerned with four central problems: the nature of meaning, language use, language cognition, and the relationship between language...

       & theory
    • 402 Miscellany
    • 403 Dictionaries
      Dictionary
      A dictionary is a collection of words in one or more specific languages, often listed alphabetically, with usage information, definitions, etymologies, phonetics, pronunciations, and other information; or a book of words in one language with their equivalents in another, also known as a lexicon...

       & encyclopedias
    • 404 Special topics
    • 405 Serial publications
    • 406 Organizations & management
    • 407 Education
      Language education
      Language education is the teaching and learning of a foreign or second language. Language education is a branch of applied linguistics.- Need for language education :...

      , research, related topics
    • 408 With respect to kinds of persons
    • 409 Geographical & persons treatment
  • 410 Linguistics
    • 411 Writing system
      Writing system
      A writing system is a symbolic system used to represent elements or statements expressible in language.-General properties:Writing systems are distinguished from other possible symbolic communication systems in that the reader must usually understand something of the associated spoken language to...

      s
    • 412 Etymology
      Etymology
      Etymology is the study of the history of words, their origins, and how their form and meaning have changed over time.For languages with a long written history, etymologists make use of texts in these languages and texts about the languages to gather knowledge about how words were used during...

    • 413 Dictionaries
      Lexicology
      Lexicology is the part of linguistics which studies words, their nature and meaning, words' elements, relations between words , word groups and the whole lexicon....

    • 414 Phonology
      Phonology
      Phonology is, broadly speaking, the subdiscipline of linguistics concerned with the sounds of language. That is, it is the systematic use of sound to encode meaning in any spoken human language, or the field of linguistics studying this use...

    • 415 Structural systems (Grammar
      Grammar
      In linguistics, grammar is the set of structural rules that govern the composition of clauses, phrases, and words in any given natural language. The term refers also to the study of such rules, and this field includes morphology, syntax, and phonology, often complemented by phonetics, semantics,...

      )
    • 416 No longer used—formerly Prosody (linguistics)
      Prosody (linguistics)
      In linguistics, prosody is the rhythm, stress, and intonation of speech. Prosody may reflect various features of the speaker or the utterance: the emotional state of the speaker; the form of the utterance ; the presence of irony or sarcasm; emphasis, contrast, and focus; or other elements of...

    • 417 Dialectology
      Dialectology
      Dialectology is the scientific study of linguistic dialect, a sub-field of sociolinguistics. It studies variations in language based primarily on geographic distribution and their associated features...

       & historical linguistics
      Historical linguistics
      Historical linguistics is the study of language change. It has five main concerns:* to describe and account for observed changes in particular languages...

    • 418 Standard usage; Applied linguistics
      Applied linguistics
      Applied linguistics is an interdisciplinary field of study that identifies, investigates, and offers solutions to language-related real-life problems...

    • 419 Verbal language not spoken or written
  • 420 English
    English language
    English is a West Germanic language that arose in the Anglo-Saxon kingdoms of England and spread into what was to become south-east Scotland under the influence of the Anglian medieval kingdom of Northumbria...

     & Old English
    Old English language
    Old English or Anglo-Saxon is an early form of the English language that was spoken and written by the Anglo-Saxons and their descendants in parts of what are now England and southeastern Scotland between at least the mid-5th century and the mid-12th century...

    • 421 English writing system & phonology
      English phonology
      English phonology is the study of the sound system of the English language. Like many languages, English has wide variation in pronunciation, both historically and from dialect to dialect...

    • 422 English etymology
    • 423 English dictionaries
    • 424 No longer used—formerly English thesaurus
      Thesaurus
      A thesaurus is a reference work that lists words grouped together according to similarity of meaning , in contrast to a dictionary, which contains definitions and pronunciations...

      es
    • 425 English grammar
      English grammar
      English grammar is the body of rules that describe the structure of expressions in the English language. This includes the structure of words, phrases, clauses and sentences...

    • 426 No longer used—formerly English prosodies
    • 427 English language variations
    • 428 Standard English usage
    • 429 Old English (Anglo-Saxon)
  • 430 Germanic languages
    Germanic languages
    The Germanic languages constitute a sub-branch of the Indo-European language family. The common ancestor of all of the languages in this branch is called Proto-Germanic , which was spoken in approximately the mid-1st millennium BC in Iron Age northern Europe...

    ; German
    German language
    German is a West Germanic language, related to and classified alongside English and Dutch. With an estimated 90 – 98 million native speakers, German is one of the world's major languages and is the most widely-spoken first language in the European Union....

    • 431 German writing system
      German orthography
      German orthography, although largely phonemic, shows many instances of spellings that are historic or analogous to other spellings rather than phonemic. The pronunciation of almost every word can be derived from its spelling, once the spelling rules are known, but the opposite is not generally the...

       & phonology
      German phonology
      This article is about the phonology of the German language based on standard German. It deals with current phonology and phonetics as well as with historical developments thereof, including geographical variants .Since German is a pluricentric language, there are a number of different...

    • 432 German etymology
    • 433 German dictionaries
    • 434 Not assigned or no longer used
    • 435 German grammar
      German grammar
      This page outlines the grammar of the German language.-Nouns:A German noun has one of three specific grammatical genders . Nouns are declined for case and grammatical number. All nouns are capitalized.-Genders:...

    • 436 Not assigned or no longer used
    • 437 German language variations
      German dialects
      German dialect is dominated by the geographical spread of the High German consonant shift, and the dialect continuum that connects the German with the Dutch language.-German dialects in relation to varieties of standard German:...

    • 438 Standard German usage
    • 439 Other Germanic languages
  • 440 Romance languages
    Romance languages
    The Romance languages are a branch of the Indo-European language family, more precisely of the Italic languages subfamily, comprising all the languages that descend from Vulgar Latin, the language of ancient Rome...

    ; French
    French language
    French is a Romance language spoken as a first language in France, the Romandy region in Switzerland, Wallonia and Brussels in Belgium, Monaco, the regions of Quebec and Acadia in Canada, and by various communities elsewhere. Second-language speakers of French are distributed throughout many parts...

    • 441 French writing system
      French orthography
      French orthography encompasses the spelling and punctuation of the French language. It is based on a combination of phonemic and historical principles. The spelling of words is largely based on the pronunciation of Old French c. 1100–1200 CE and has stayed more or less the same since then, despite...

       & phonology
      French phonology
      This article mainly discusses the phonological system of standard French based on the Parisian dialect. French is notable for its uvular r, nasal vowels, and three processes affecting word-final sounds: liaison, a certain type of sandhi, wherein word-final consonants are not pronounced unless...

    • 442 French etymology
    • 443 French dictionaries
    • 444 Not assigned or no longer used
    • 445 French grammar
      French grammar
      French grammar is the grammar of the French language, which is similar to that of the other Romance languages.French is a moderately inflected language...

    • 446 Not assigned or no longer used
    • 447 French language variations
    • 448 Standard French usage
    • 449 Provençal
      Provençal language
      Provençal is a dialect of Occitan spoken by a minority of people in southern France, mostly in Provence. In the English-speaking world, "Provençal" is often used to refer to all dialects of Occitan, but it actually refers specifically to the dialect spoken in Provence."Provençal" is also the...

       & Catalan
      Catalan language
      Catalan is a Romance language, the national and only official language of Andorra and a co-official language in the Spanish autonomous communities of Catalonia, the Balearic Islands and Valencian Community, where it is known as Valencian , as well as in the city of Alghero, on the Italian island...

  • 450 Italian
    Italian language
    Italian is a Romance language spoken mainly in Europe: Italy, Switzerland, San Marino, Vatican City, by minorities in Malta, Monaco, Croatia, Slovenia, France, Libya, Eritrea, and Somalia, and by immigrant communities in the Americas and Australia...

    , Romanian
    Romanian language
    Romanian Romanian Romanian (or Daco-Romanian; obsolete spellings Rumanian, Roumanian; self-designation: română, limba română ("the Romanian language") or românește (lit. "in Romanian") is a Romance language spoken by around 24 to 28 million people, primarily in Romania and Moldova...

    , Rhaeto-Romanic
    Rhaeto-Romance languages
    Rhaeto-Romance languages are a Romance language sub-family which includes multiple languages spoken in north and north-eastern Italy, and Switzerland...

    • 451 Italian writing system & phonology
      Italian phonology
      This article is about the phonology of the Italian language. It deals with the phonology and phonetics of Standard Italian as well as with geographical variants.-Vowels:Notes:*In Italian there is no phonemic distinction between long and short vowels...

    • 452 Italian etymology
    • 453 Italian dictionaries
    • 454 Not assigned or no longer used
    • 455 Italian grammar
      Italian grammar
      Italian grammar is the body of rules describing the properties of the Italian language. Italian words can be divided into these lexical categories: article, noun, adjective, pronoun, verb, adverb, preposition, conjunction and interjection.-Articles:...

    • 456 Not assigned or no longer used
    • 457 Italian language variations
      Italian dialects
      Dialects of Italian are regional varieties of the Italian language, more commonly and more accurately referred to as Regional Italian. The dialects have features, most notably phonological and lexical, percolating from the underlying substrate languages...

    • 458 Standard Italian usage
    • 459 Romanian & Rhaeto-Romanic
  • 460 Spanish
    Spanish language
    Spanish , also known as Castilian , is a Romance language in the Ibero-Romance group that evolved from several languages and dialects in central-northern Iberia around the 9th century and gradually spread with the expansion of the Kingdom of Castile into central and southern Iberia during the...

     & Portuguese language
    Portuguese language
    Portuguese is a Romance language that arose in the medieval Kingdom of Galicia, nowadays Galicia and Northern Portugal. The southern part of the Kingdom of Galicia became independent as the County of Portugal in 1095...

    s
    • 461 Spanish writing system & phonology
      Spanish phonology
      This article is about the phonology and phonetics of the Spanish language. Unless otherwise noted, statements refer to Castilian Spanish, the standard dialect used in Spain on radio and television. For historical development of the sound system see History of Spanish...

    • 462 Spanish etymology
    • 463 Spanish dictionaries
    • 464 Not assigned or no longer used
    • 465 Spanish grammar
      Spanish grammar
      Spanish grammar is the grammar of the Spanish language , which is a Romance language that originated in north central Spain and is spoken today throughout Spain, some twenty countries in the Americas, and Equatorial Guinea....

    • 466 Not assigned or no longer used
    • 467 Spanish language variations
      Spanish dialects and varieties
      Spanish dialects and varieties are the regional variants of the Spanish language, some of which are quite divergent from one another, especially in pronunciation and vocabulary, and less so in grammar....

    • 468 Standard Spanish usage
    • 469 Portuguese
  • 470 Italic languages
    Italic languages
    The Italic subfamily is a member of the Indo-European language family. It includes the Romance languages derived from Latin , and a number of extinct languages of the Italian Peninsula, including Umbrian, Oscan, Faliscan, and Latin.In the past various definitions of "Italic" have prevailed...

    ; Latin
    Latin
    Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...

    • 471 Classical Latin
      Classical Latin
      Classical Latin in simplest terms is the socio-linguistic register of the Latin language regarded by the enfranchised and empowered populations of the late Roman republic and the Roman empire as good Latin. Most writers during this time made use of it...

       writing & phonology
    • 472 Classical Latin etymology & phonology
      Latin spelling and pronunciation
      Latin spelling or orthography refers to the spelling of Latin words written in the scripts of all historical phases of Latin from Old Latin to the present. They all use some phase of the same alphabet even though conventional spellings may vary from phase to phase...

    • 473 Classical Latin dictionaries
    • 474 Not assigned or no longer used
    • 475 Classical Latin grammar
      Latin grammar
      The grammar of Latin, like that of other ancient Indo-European languages, is highly inflected; consequently, it allows for a large degree of flexibility in choosing word order...

    • 476 Not assigned or no longer used
    • 477 Old
      Old Latin
      Old Latin refers to the Latin language in the period before the age of Classical Latin; that is, all Latin before 75 BC...

      , Postclassical, Vulgar Latin
      Vulgar Latin
      Vulgar Latin is any of the nonstandard forms of Latin from which the Romance languages developed. Because of its nonstandard nature, it had no official orthography. All written works used Classical Latin, with very few exceptions...

    • 478 Classical Latin usage
    • 479 Other Italic languages
  • 480 Hellenic languages; Classical Greek
    Ancient Greek
    Ancient Greek is the stage of the Greek language in the periods spanning the times c. 9th–6th centuries BC, , c. 5th–4th centuries BC , and the c. 3rd century BC – 6th century AD of ancient Greece and the ancient world; being predated in the 2nd millennium BC by Mycenaean Greek...

    • 481 Classical Greek writing & phonology
      Ancient Greek phonology
      Ancient Greek phonology is the study of the phonology, or pronunciation, of Ancient Greek. Because of the passage of time, the original pronunciation of Ancient Greek, like that of all ancient languages, can never be known with absolute certainty...

    • 482 Classical Greek etymology
    • 483 Classical Greek dictionaries
    • 484 Not assigned or no longer used
    • 485 Classical Greek grammar
    • 486 Not assigned or no longer used
    • 487 Preclassical & postclassical Greek
    • 488 Classical Greek usage
    • 489 Other Hellenic languages
  • 490 Other languages
    • 491 East Indo-European & Celtic languages
      Celtic languages
      The Celtic languages are descended from Proto-Celtic, or "Common Celtic"; a branch of the greater Indo-European language family...

    • 492 Afro-Asiatic languages
      Afro-Asiatic languages
      The Afroasiatic languages , also known as Hamito-Semitic, constitute one of the world's largest language families, with about 375 living languages...

      ; Semitic
      Semitic languages
      The Semitic languages are a group of related languages whose living representatives are spoken by more than 270 million people across much of the Middle East, North Africa and the Horn of Africa...

    • 493 Non-Semitic Afro-Asiatic languages
    • 494 Ural–Altaic, Paleosiberian
      Paleosiberian languages
      Paleosiberian languages or Paleoasian languages is a term of convenience used in linguistics to classify a disparate group of languages spoken in some parts of north-eastern Siberia and some parts of Russian Far East...

      , Dravidian
      Dravidian languages
      The Dravidian language family includes approximately 85 genetically related languages, spoken by about 217 million people. They are mainly spoken in southern India and parts of eastern and central India as well as in northeastern Sri Lanka, Pakistan, Nepal, Bangladesh, Afghanistan, Iran, and...

    • 495 Languages of East & Southeast Asia
    • 496 African languages
      Languages of Africa
      There are over 2100 and by some counts over 3000 languages spoken natively in Africa in several major language families:*Afro-Asiatic spread throughout the Middle East, North Africa, the Horn of Africa, and parts of the Sahel...

    • 497 North American native languages
      Indigenous languages of the Americas
      Indigenous languages of the Americas are spoken by indigenous peoples from Alaska and Greenland to the southern tip of South America, encompassing the land masses which constitute the Americas. These indigenous languages consist of dozens of distinct language families as well as many language...

    • 498 South American native languages
      Indigenous languages of the Americas
      Indigenous languages of the Americas are spoken by indigenous peoples from Alaska and Greenland to the southern tip of South America, encompassing the land masses which constitute the Americas. These indigenous languages consist of dozens of distinct language families as well as many language...

    • 499 Miscellaneous languages

500-599 – Science

  • 500 Sciences
    • 500 Natural sciences & mathematics
    • 501 Philosophy & theory
    • 502 Miscellany
    • 503 Dictionaries & encyclopedias
    • 504 Not assigned or no longer used
    • 505 Serial publications
    • 506 Organizations & management
    • 507 Education, research, related topics
    • 508 Natural history
      Natural history
      Natural history is the scientific research of plants or animals, leaning more towards observational rather than experimental methods of study, and encompasses more research published in magazines than in academic journals. Grouped among the natural sciences, natural history is the systematic study...

    • 509 Historical
      History of science
      The history of science is the study of the historical development of human understandings of the natural world and the domains of the social sciences....

      , geographic, persons treatment
  • 510 Mathematics
    • 511 General principles
    • 512 Algebra & number theory
      Number theory
      Number theory is a branch of pure mathematics devoted primarily to the study of the integers. Number theorists study prime numbers as well...

    • 513 Arithmetic
    • 514 Topology
      Topology
      Topology is a major area of mathematics concerned with properties that are preserved under continuous deformations of objects, such as deformations that involve stretching, but no tearing or gluing...

    • 515 Analysis
      Mathematical analysis
      Mathematical analysis, which mathematicians refer to simply as analysis, has its beginnings in the rigorous formulation of infinitesimal calculus. It is a branch of pure mathematics that includes the theories of differentiation, integration and measure, limits, infinite series, and analytic functions...

    • 516 Geometry
    • 517 Not assigned or no longer used
    • 518 Numerical analysis
      Numerical analysis
      Numerical analysis is the study of algorithms that use numerical approximation for the problems of mathematical analysis ....

    • 519 Probabilities & applied mathematics
      Applied mathematics
      Applied mathematics is a branch of mathematics that concerns itself with mathematical methods that are typically used in science, engineering, business, and industry. Thus, "applied mathematics" is a mathematical science with specialized knowledge...

  • 520 Astronomy & allied sciences
    • 521 Celestial mechanics
      Celestial mechanics
      Celestial mechanics is the branch of astronomy that deals with the motions of celestial objects. The field applies principles of physics, historically classical mechanics, to astronomical objects such as stars and planets to produce ephemeris data. Orbital mechanics is a subfield which focuses on...

    • 522 Techniques, equipment, materials
    • 523 Specific celestial bodies & phenomena
    • 524 Not assigned or no longer used
    • 525 Earth
      Earth
      Earth is the third planet from the Sun, and the densest and fifth-largest of the eight planets in the Solar System. It is also the largest of the Solar System's four terrestrial planets...

       (Astronomical geography)
    • 526 Mathematical geography
    • 527 Celestial navigation
      Celestial navigation
      Celestial navigation, also known as astronavigation, is a position fixing technique that has evolved over several thousand years to help sailors cross oceans without having to rely on estimated calculations, or dead reckoning, to know their position...

    • 528 Ephemerides
    • 529 Chronology
      Chronology
      Chronology is the science of arranging events in their order of occurrence in time, such as the use of a timeline or sequence of events. It is also "the determination of the actual temporal sequence of past events".Chronology is part of periodization...

  • 530 Physics
    • 531 Classical mechanics
      Mechanics
      Mechanics is the branch of physics concerned with the behavior of physical bodies when subjected to forces or displacements, and the subsequent effects of the bodies on their environment....

      ; Solid mechanics
      Solid mechanics
      Solid mechanics is the branch of mechanics, physics, and mathematics that concerns the behavior of solid matter under external actions . It is part of a broader study known as continuum mechanics. One of the most common practical applications of solid mechanics is the Euler-Bernoulli beam equation...

    • 532 Fluid mechanics
      Fluid mechanics
      Fluid mechanics is the study of fluids and the forces on them. Fluid mechanics can be divided into fluid statics, the study of fluids at rest; fluid kinematics, the study of fluids in motion; and fluid dynamics, the study of the effect of forces on fluid motion...

      ; Liquid mechanics
    • 533 Gas mechanics
    • 534 Sound
      Sound
      Sound is a mechanical wave that is an oscillation of pressure transmitted through a solid, liquid, or gas, composed of frequencies within the range of hearing and of a level sufficiently strong to be heard, or the sensation stimulated in organs of hearing by such vibrations.-Propagation of...

       & related vibrations
    • 535 Light
      Light
      Light or visible light is electromagnetic radiation that is visible to the human eye, and is responsible for the sense of sight. Visible light has wavelength in a range from about 380 nanometres to about 740 nm, with a frequency range of about 405 THz to 790 THz...

       & paraphotic phenomena
    • 536 Heat
      Heat
      In physics and thermodynamics, heat is energy transferred from one body, region, or thermodynamic system to another due to thermal contact or thermal radiation when the systems are at different temperatures. It is often described as one of the fundamental processes of energy transfer between...

    • 537 Electricity
      Electricity
      Electricity is a general term encompassing a variety of phenomena resulting from the presence and flow of electric charge. These include many easily recognizable phenomena, such as lightning, static electricity, and the flow of electrical current in an electrical wire...

       & electronics
      Electronics
      Electronics is the branch of science, engineering and technology that deals with electrical circuits involving active electrical components such as vacuum tubes, transistors, diodes and integrated circuits, and associated passive interconnection technologies...

    • 538 Magnetism
      Magnetism
      Magnetism is a property of materials that respond at an atomic or subatomic level to an applied magnetic field. Ferromagnetism is the strongest and most familiar type of magnetism. It is responsible for the behavior of permanent magnets, which produce their own persistent magnetic fields, as well...

    • 539 Modern physics
  • 540 Chemistry & allied sciences
    • 541 Physical
      Physical chemistry
      Physical chemistry is the study of macroscopic, atomic, subatomic, and particulate phenomena in chemical systems in terms of physical laws and concepts...

       & theoretical chemistry
      Theoretical chemistry
      Theoretical chemistry seeks to provide theories that explain chemical observations. Often, it uses mathematical and computational methods that, at times, require advanced knowledge. Quantum chemistry, the application of quantum mechanics to the understanding of valency, is a major component of...

    • 542 Techniques, equipment, materials
    • 543 Analytical chemistry
      Analytical chemistry
      Analytical chemistry is the study of the separation, identification, and quantification of the chemical components of natural and artificial materials. Qualitative analysis gives an indication of the identity of the chemical species in the sample and quantitative analysis determines the amount of...

    • 544 Qualitative analysis
    • 545 Quantitative analysis
      Quantitative analysis (chemistry)
      In chemistry, quantitative analysis is the determination of the absolute or relative abundance of one, several or all particular substance present in a sample....

    • 546 Inorganic chemistry
      Inorganic chemistry
      Inorganic chemistry is the branch of chemistry concerned with the properties and behavior of inorganic compounds. This field covers all chemical compounds except the myriad organic compounds , which are the subjects of organic chemistry...

    • 547 Organic chemistry
      Organic chemistry
      Organic chemistry is a subdiscipline within chemistry involving the scientific study of the structure, properties, composition, reactions, and preparation of carbon-based compounds, hydrocarbons, and their derivatives...

    • 548 Crystallography
      Crystallography
      Crystallography is the experimental science of the arrangement of atoms in solids. The word "crystallography" derives from the Greek words crystallon = cold drop / frozen drop, with its meaning extending to all solids with some degree of transparency, and grapho = write.Before the development of...

    • 549 Mineralogy
      Mineralogy
      Mineralogy is the study of chemistry, crystal structure, and physical properties of minerals. Specific studies within mineralogy include the processes of mineral origin and formation, classification of minerals, their geographical distribution, as well as their utilization.-History:Early writing...

  • 550 Earth sciences
    • 551 Geology, hydrology
      Hydrology
      Hydrology is the study of the movement, distribution, and quality of water on Earth and other planets, including the hydrologic cycle, water resources and environmental watershed sustainability...

      , meteorology
      Meteorology
      Meteorology is the interdisciplinary scientific study of the atmosphere. Studies in the field stretch back millennia, though significant progress in meteorology did not occur until the 18th century. The 19th century saw breakthroughs occur after observing networks developed across several countries...

    • 552 Petrology
      Petrology
      Petrology is the branch of geology that studies rocks, and the conditions in which rocks form....

    • 553 Economic geology
      Economic geology
      Economic geology is concerned with earth materials that can be used for economic and/or industrial purposes. These materials include precious and base metals, nonmetallic minerals, construction-grade stone, petroleum minerals, coal, and water. The term commonly refers to metallic mineral deposits...

    • 554 Earth sciences of Europe
    • 555 Earth sciences of Asia
    • 556 Earth sciences of Africa
    • 557 Earth sciences of North America
    • 558 Earth sciences of South America
    • 559 Earth sciences of other areas
  • 560 Paleontology
    Paleontology
    Paleontology "old, ancient", ὄν, ὀντ- "being, creature", and λόγος "speech, thought") is the study of prehistoric life. It includes the study of fossils to determine organisms' evolution and interactions with each other and their environments...

    ; Paleozoology
    Paleozoology
    Paleozoology, also spelled as palaeozoology , is the branch of paleontology or paleobiology dealing with the recovery and identification of multicellular animal remains from geological contexts, and the use of these fossils in the reconstruction of prehistoric environments and ancient...

    • 561 Paleobotany
      Paleobotany
      Paleobotany, also spelled as palaeobotany , is the branch of paleontology or paleobiology dealing with the recovery and identification of plant remains from geological contexts, and their use for the biological reconstruction of past environments , and both the evolutionary history of plants, with a...

    • 562 Fossil
      Fossil
      Fossils are the preserved remains or traces of animals , plants, and other organisms from the remote past...

       invertebrates
    • 563 Fossil primitive phyla
    • 564 Fossil Mollusca & Molluscoidea
    • 565 Other fossil invertebrates
    • 566 Fossil Vertebrata (Fossil Craniata)
    • 567 Fossil cold-blooded vertebrates
    • 568 Fossil Aves (Fossil birds)
    • 569 Fossil Mammalia
  • 570 Life sciences
    Life sciences
    The life sciences comprise the fields of science that involve the scientific study of living organisms, like plants, animals, and human beings. While biology remains the centerpiece of the life sciences, technological advances in molecular biology and biotechnology have led to a burgeoning of...

    • 571 Physiology
      Physiology
      Physiology is the science of the function of living systems. This includes how organisms, organ systems, organs, cells, and bio-molecules carry out the chemical or physical functions that exist in a living system. The highest honor awarded in physiology is the Nobel Prize in Physiology or...

    • 572 Biochemistry
    • 573 Physiological systems of animal
      Animal
      Animals are a major group of multicellular, eukaryotic organisms of the kingdom Animalia or Metazoa. Their body plan eventually becomes fixed as they develop, although some undergo a process of metamorphosis later on in their life. Most animals are motile, meaning they can move spontaneously and...

      s
    • 574 Not assigned or no longer used
    • 575 Physiological systems of plants
      Plant physiology
      Plant physiology is a subdiscipline of botany concerned with the functioning, or physiology, of plants. Closely related fields include plant morphology , plant ecology , phytochemistry , cell biology, and molecular biology.Fundamental processes such as photosynthesis, respiration, plant nutrition,...

    • 576 Genetics and evolution
      Evolution
      Evolution is any change across successive generations in the heritable characteristics of biological populations. Evolutionary processes give rise to diversity at every level of biological organisation, including species, individual organisms and molecules such as DNA and proteins.Life on Earth...

    • 577 Ecology
    • 578 Natural history
      Natural history
      Natural history is the scientific research of plants or animals, leaning more towards observational rather than experimental methods of study, and encompasses more research published in magazines than in academic journals. Grouped among the natural sciences, natural history is the systematic study...

       of organism
      Organism
      In biology, an organism is any contiguous living system . In at least some form, all organisms are capable of response to stimuli, reproduction, growth and development, and maintenance of homoeostasis as a stable whole.An organism may either be unicellular or, as in the case of humans, comprise...

      s
    • 579 Microorganisms
      Microbiology
      Microbiology is the study of microorganisms, which are defined as any microscopic organism that comprises either a single cell , cell clusters or no cell at all . This includes eukaryotes, such as fungi and protists, and prokaryotes...

      , fungi
      Fungus
      A fungus is a member of a large group of eukaryotic organisms that includes microorganisms such as yeasts and molds , as well as the more familiar mushrooms. These organisms are classified as a kingdom, Fungi, which is separate from plants, animals, and bacteria...

      , algae
      Algae
      Algae are a large and diverse group of simple, typically autotrophic organisms, ranging from unicellular to multicellular forms, such as the giant kelps that grow to 65 meters in length. They are photosynthetic like plants, and "simple" because their tissues are not organized into the many...

  • 580 Plants
    • 581 Botany
      Botany
      Botany, plant science, or plant biology is a branch of biology that involves the scientific study of plant life. Traditionally, botany also included the study of fungi, algae and viruses...

    • 582 Plant
      Plant
      Plants are living organisms belonging to the kingdom Plantae. Precise definitions of the kingdom vary, but as the term is used here, plants include familiar organisms such as trees, flowers, herbs, bushes, grasses, vines, ferns, mosses, and green algae. The group is also called green plants or...

      s noted for specific vegetative characteristics and flower
      Flower
      A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants . The biological function of a flower is to effect reproduction, usually by providing a mechanism for the union of sperm with eggs...

      s
    • 583 Dicotyledon
      Dicotyledon
      The dicotyledons, also known as dicots, are a group of flowering plants whose seed typically has two embryonic leaves or cotyledons. There are around 199,350 species within this group...

      es
    • 584 Monocotyledon
      Monocotyledon
      Monocotyledons, also known as monocots, are one of two major groups of flowering plants that are traditionally recognized, the other being dicotyledons, or dicots. Monocot seedlings typically have one cotyledon , in contrast to the two cotyledons typical of dicots...

      es
    • 585 Gymnosperm
      Gymnosperm
      The gymnosperms are a group of seed-bearing plants that includes conifers, cycads, Ginkgo, and Gnetales. The term "gymnosperm" comes from the Greek word gymnospermos , meaning "naked seeds", after the unenclosed condition of their seeds...

      ae (Pinophyta
      Pinophyta
      The conifers, division Pinophyta, also known as division Coniferophyta or Coniferae, are one of 13 or 14 division level taxa within the Kingdom Plantae. Pinophytes are gymnosperms. They are cone-bearing seed plants with vascular tissue; all extant conifers are woody plants, the great majority being...

      )
    • 586 Cryptogamia
      Cryptogams
      The name cryptogams is used fairly widely as a phrase of convenience, although regarded as an obsolete taxonomic term. A cryptogam is a plant that reproduces by spores...

       (Seedless plants)
    • 587 Pteridophyta (Vascular cryptogams)
    • 588 Bryophyta
      Bryophyte
      Bryophyte is a traditional name used to refer to all embryophytes that do not have true vascular tissue and are therefore called 'non-vascular plants'. Some bryophytes do have specialized tissues for the transport of water; however since these do not contain lignin, they are not considered to be...

    • 589 Not assigned or no longer used
  • 590 Zoological sciences/Animals
    • 591 Zoology
    • 592 Invertebrate
      Invertebrate
      An invertebrate is an animal without a backbone. The group includes 97% of all animal species – all animals except those in the chordate subphylum Vertebrata .Invertebrates form a paraphyletic group...

      s
    • 593 Protozoa
      Protozoa
      Protozoa are a diverse group of single-cells eukaryotic organisms, many of which are motile. Throughout history, protozoa have been defined as single-cell protists with animal-like behavior, e.g., movement...

      , Echinoderm
      Echinoderm
      Echinoderms are a phylum of marine animals. Echinoderms are found at every ocean depth, from the intertidal zone to the abyssal zone....

      ata, related phyla
    • 594 Mollusca & Molluscoidea
    • 595 Other invertebrate
      Invertebrate
      An invertebrate is an animal without a backbone. The group includes 97% of all animal species – all animals except those in the chordate subphylum Vertebrata .Invertebrates form a paraphyletic group...

      s
    • 596 Vertebrata (Craniata
      Craniata
      Craniata is a proposed clade of chordate animals that contains the Myxini , Petromyzontida , and Gnathostomata as living representatives...

      , Vertebrate
      Vertebrate
      Vertebrates are animals that are members of the subphylum Vertebrata . Vertebrates are the largest group of chordates, with currently about 58,000 species described. Vertebrates include the jawless fishes, bony fishes, sharks and rays, amphibians, reptiles, mammals, and birds...

      s)
    • 597 Cold-blooded vertebrates, fish
      Fish
      Fish are a paraphyletic group of organisms that consist of all gill-bearing aquatic vertebrate animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish, as well as various extinct related groups...

      es
    • 598 Aves
      Bird
      Birds are feathered, winged, bipedal, endothermic , egg-laying, vertebrate animals. Around 10,000 living species and 188 families makes them the most speciose class of tetrapod vertebrates. They inhabit ecosystems across the globe, from the Arctic to the Antarctic. Extant birds range in size from...

       (Birds)
    • 599 Mammal
      Mammal
      Mammals are members of a class of air-breathing vertebrate animals characterised by the possession of endothermy, hair, three middle ear bones, and mammary glands functional in mothers with young...

      ia (Mammals)

600-699 – Technology

  • 600 Technology (Applied sciences)
    • 600 Technology
    • 601 Philosophy & theory
    • 602 Miscellany
    • 603 Dictionaries & encyclopedias
    • 604 Special topics
    • 605 Serial publications
    • 606 Organizations
    • 607 Education, research, related topics
    • 608 Invention
      Invention
      An invention is a novel composition, device, or process. An invention may be derived from a pre-existing model or idea, or it could be independently conceived, in which case it may be a radical breakthrough. In addition, there is cultural invention, which is an innovative set of useful social...

       & patent
      Patent
      A patent is a form of intellectual property. It consists of a set of exclusive rights granted by a sovereign state to an inventor or their assignee for a limited period of time in exchange for the public disclosure of an invention....

      s
    • 609 Historical
      History of technology
      The history of technology is the history of the invention of tools and techniques, and is similar in many ways to the history of humanity. Background knowledge has enabled people to create new things, and conversely, many scientific endeavors have become possible through technologies which assist...

      , geographic, persons treatment
  • 610 Medical sciences; Medicine
    Outline of medicine
    The following outline is provided as an overview of and topical guide to medicine:Medicine – science and art of healing. It encompasses a variety of health care practices evolved to maintain and restore health by the prevention and treatment of illness.- Core :*The practice of...

    • 611 Human anatomy
      Outline of human anatomy
      Human anatomy, a branch of anatomy, is the scientific study of the morphology of the adult human. It is subdivided into gross anatomy and microscopic anatomy. Gross anatomy is the study of anatomical structures that can be seen by unaided vision...

      , cytology
      Cell biology
      Cell biology is a scientific discipline that studies cells – their physiological properties, their structure, the organelles they contain, interactions with their environment, their life cycle, division and death. This is done both on a microscopic and molecular level...

      , histology
      Histology
      Histology is the study of the microscopic anatomy of cells and tissues of plants and animals. It is performed by examining cells and tissues commonly by sectioning and staining; followed by examination under a light microscope or electron microscope...

    • 612 Human physiology
      Human physiology
      Human physiology is the science of the mechanical, physical, bioelectrical, and biochemical functions of humans in good health, their organs, and the cells of which they are composed. Physiology focuses principally at the level of organs and systems...

    • 613 Promotion of health
      Health
      Health is the level of functional or metabolic efficiency of a living being. In humans, it is the general condition of a person's mind, body and spirit, usually meaning to be free from illness, injury or pain...

    • 614 Incidence & prevention of disease
    • 615 Pharmacology
      Pharmacology
      Pharmacology is the branch of medicine and biology concerned with the study of drug action. More specifically, it is the study of the interactions that occur between a living organism and chemicals that affect normal or abnormal biochemical function...

       and therapeutics
    • 616 Diseases
    • 617 Surgery
      Surgery
      Surgery is an ancient medical specialty that uses operative manual and instrumental techniques on a patient to investigate and/or treat a pathological condition such as disease or injury, or to help improve bodily function or appearance.An act of performing surgery may be called a surgical...

       & related medical specialties
    • 618 Gynaecology
      Gynaecology
      Gynaecology or gynecology is the medical practice dealing with the health of the female reproductive system . Literally, outside medicine, it means "the science of women"...

       & other medical specialties
    • 619 Experimental medicine
  • 620 Engineering & Applied operations
    • 621 Applied physics
      Applied physics
      Applied physics is a general term for physics which is intended for a particular technological or practical use.It is usually considered as a bridge or a connection between "pure" physics and engineering....

    • 622 Mining
      Outline of mining
      The following outline is provided as an overview of and topical guide to mining:Mining – extraction of valuable minerals or other geological materials from the earth, usually from an ore body, vein or seam...

       & related operations
    • 623 Military
      Military engineer
      In military science, engineering refers to the practice of designing, building, maintaining and dismantling military works, including offensive, defensive and logistical structures, to shape the physical operating environment in war...

       & nautical engineering
    • 624 Civil engineering
      Civil engineering
      Civil engineering is a professional engineering discipline that deals with the design, construction, and maintenance of the physical and naturally built environment, including works like roads, bridges, canals, dams, and buildings...

    • 625 Engineering of railroads, road
      Road
      A road is a thoroughfare, route, or way on land between two places, which typically has been paved or otherwise improved to allow travel by some conveyance, including a horse, cart, or motor vehicle. Roads consist of one, or sometimes two, roadways each with one or more lanes and also any...

      s
    • 626 Not assigned or no longer used
    • 627 Hydraulic engineering
      Hydraulic engineering
      This article is about civil engineering. For the mechanical engineering discipline see Hydraulic machineryHydraulic engineering as a sub-discipline of civil engineering is concerned with the flow and conveyance of fluids, principally water and sewage. One feature of these systems is the extensive...

    • 628 Sanitary & municipal engineering
    • 629 Other branches of engineering
  • 630 Agriculture
    • 631 Techniques, equipment, materials
    • 632 Plant injuries, diseases, pests
    • 633 Field
      Field (agriculture)
      In agriculture, the word field refers generally to an area of land enclosed or otherwise and used for agricultural purposes such as:* Cultivating crops* Usage as a paddock or, generally, an enclosure of livestock...

       & plantation crop
      Crop (agriculture)
      A crop is a non-animal species or variety that is grown to be harvested as food, livestock fodder, fuel or for any other economic purpose. Major world crops include maize , wheat, rice, soybeans, hay, potatoes and cotton. While the term "crop" most commonly refers to plants, it can also include...

      s
    • 634 Orchard
      Orchard
      An orchard is an intentional planting of trees or shrubs that is maintained for food production. Orchards comprise fruit or nut-producing trees which are grown for commercial production. Orchards are also sometimes a feature of large gardens, where they serve an aesthetic as well as a productive...

      s, fruit
      Fruit
      In broad terms, a fruit is a structure of a plant that contains its seeds.The term has different meanings dependent on context. In non-technical usage, such as food preparation, fruit normally means the fleshy seed-associated structures of certain plants that are sweet and edible in the raw state,...

      s, forestry
      Forestry
      Forestry is the interdisciplinary profession embracing the science, art, and craft of creating, managing, using, and conserving forests and associated resources in a sustainable manner to meet desired goals, needs, and values for human benefit. Forestry is practiced in plantations and natural stands...

    • 635 Garden crops (Horticulture
      Horticulture
      Horticulture is the industry and science of plant cultivation including the process of preparing soil for the planting of seeds, tubers, or cuttings. Horticulturists work and conduct research in the disciplines of plant propagation and cultivation, crop production, plant breeding and genetic...

      )
    • 636 Animal husbandry
      Animal husbandry
      Animal husbandry is the agricultural practice of breeding and raising livestock.- History :Animal husbandry has been practiced for thousands of years, since the first domestication of animals....

    • 637 Processing dairy
      Dairy
      A dairy is a business enterprise established for the harvesting of animal milk—mostly from cows or goats, but also from buffalo, sheep, horses or camels —for human consumption. A dairy is typically located on a dedicated dairy farm or section of a multi-purpose farm that is concerned...

       & related products
    • 638 Insect culture
    • 639 Hunting
      Hunting
      Hunting is the practice of pursuing any living thing, usually wildlife, for food, recreation, or trade. In present-day use, the term refers to lawful hunting, as distinguished from poaching, which is the killing, trapping or capture of the hunted species contrary to applicable law...

      , fishing
      Fishing
      Fishing is the activity of trying to catch wild fish. Fish are normally caught in the wild. Techniques for catching fish include hand gathering, spearing, netting, angling and trapping....

      , conservation
      Wildlife conservation
      Wildlife conservation is the preservation, protection, or restoration of wildlife and their environment, especially in relation to endangered and vulnerable species. All living non-domesticated animals, even if bred, hatched or born in captivity, are considered wild animals. Wildlife represents all...

  • 640 Home economics
    Home Economics
    Home economics is the profession and field of study that deals with the economics and management of the home and community...

     & family living
    • 641 Food
      Food
      Food is any substance consumed to provide nutritional support for the body. It is usually of plant or animal origin, and contains essential nutrients, such as carbohydrates, fats, proteins, vitamins, or minerals...

       & drink
      Drink
      A drink, or beverage, is a liquid which is specifically prepared for human consumption. In addition to fulfilling a basic human need, beverages form part of the culture of human society.-Water:...

    • 642 Meal
      Meal
      A meal is an instance of eating, specifically one that takes place at a specific time and includes specific, prepared food.Meals occur primarily at homes, restaurants, and cafeterias, but may occur anywhere. Regular meals occur on a daily basis, typically several times a day...

      s & table service
    • 643 Housing
      House
      A house is a building or structure that has the ability to be occupied for dwelling by human beings or other creatures. The term house includes many kinds of different dwellings ranging from rudimentary huts of nomadic tribes to free standing individual structures...

       & household equipment
    • 644 Household
      Household
      The household is "the basic residential unit in which economic production, consumption, inheritance, child rearing, and shelter are organized and carried out"; [the household] "may or may not be synonymous with family"....

       utilities
    • 645 Household furnishings
      Furniture
      Furniture is the mass noun for the movable objects intended to support various human activities such as seating and sleeping in beds, to hold objects at a convenient height for work using horizontal surfaces above the ground, or to store things...

    • 646 Sewing
      Sewing
      Sewing is the craft of fastening or attaching objects using stitches made with a needle and thread. Sewing is one of the oldest of the textile arts, arising in the Paleolithic era...

      , clothing
      Clothing
      Clothing refers to any covering for the human body that is worn. The wearing of clothing is exclusively a human characteristic and is a feature of nearly all human societies...

      , personal living
    • 647 Management of public households
    • 648 Housekeeping
    • 649 Child rearing & home care
      Home care
      Home Care, , is health care or supportive care provided in the patient's home by healthcare professionals Home Care, (also referred to as domiciliary care or social care), is health care or supportive care provided in the patient's home by healthcare professionals Home Care, (also referred to as...

       of sick
  • 650 Management
    Management
    Management in all business and organizational activities is the act of getting people together to accomplish desired goals and objectives using available resources efficiently and effectively...

     & auxiliary services
    • 651 Office
      Office
      An office is generally a room or other area in which people work, but may also denote a position within an organization with specific duties attached to it ; the latter is in fact an earlier usage, office as place originally referring to the location of one's duty. When used as an adjective, the...

       services
    • 652 Processes of written communication
    • 653 Shorthand
      Shorthand
      Shorthand is an abbreviated symbolic writing method that increases speed or brevity of writing as compared to a normal method of writing a language. The process of writing in shorthand is called stenography, from the Greek stenos and graphē or graphie...

    • 654 Not assigned or no longer used
    • 655 Not assigned or no longer used
    • 656 Not assigned or no longer used
    • 657 Accounting
    • 658 General management
    • 659 Advertising
      Advertising
      Advertising is a form of communication used to persuade an audience to take some action with respect to products, ideas, or services. Most commonly, the desired result is to drive consumer behavior with respect to a commercial offering, although political and ideological advertising is also common...

       & public relations
      Public relations
      Public relations is the actions of a corporation, store, government, individual, etc., in promoting goodwill between itself and the public, the community, employees, customers, etc....

  • 660 Chemical engineering
    Chemical engineering
    Chemical engineering is the branch of engineering that deals with physical science , and life sciences with mathematics and economics, to the process of converting raw materials or chemicals into more useful or valuable forms...

    • 661 Industrial chemicals technology
    • 662 Explosives, fuels technology
    • 663 Beverage technology
    • 664 Food technology
      Food technology
      Food technology, is a branch of food science which deals with the actual production processes to make foods.-Early history of food technology:...

    • 665 Industrial oil
      Oil
      An oil is any substance that is liquid at ambient temperatures and does not mix with water but may mix with other oils and organic solvents. This general definition includes vegetable oils, volatile essential oils, petrochemical oils, and synthetic oils....

      s, fat
      Fat
      Fats consist of a wide group of compounds that are generally soluble in organic solvents and generally insoluble in water. Chemically, fats are triglycerides, triesters of glycerol and any of several fatty acids. Fats may be either solid or liquid at room temperature, depending on their structure...

      s, wax
      Wax
      thumb|right|[[Cetyl palmitate]], a typical wax ester.Wax refers to a class of chemical compounds that are plastic near ambient temperatures. Characteristically, they melt above 45 °C to give a low viscosity liquid. Waxes are insoluble in water but soluble in organic, nonpolar solvents...

      es, gases
    • 666 Ceramic
      Ceramic
      A ceramic is an inorganic, nonmetallic solid prepared by the action of heat and subsequent cooling. Ceramic materials may have a crystalline or partly crystalline structure, or may be amorphous...

       & allied technologies
    • 667 Cleaning
      Washing
      Washing is one way of cleaning, namely with water and often some kind of soap or detergent. Washing is an essential part of good hygiene and health....

      , color
      Pigment
      A pigment is a material that changes the color of reflected or transmitted light as the result of wavelength-selective absorption. This physical process differs from fluorescence, phosphorescence, and other forms of luminescence, in which a material emits light.Many materials selectively absorb...

      , related technologies
    • 668 Technology of other organic products
    • 669 Metallurgy
      Metallurgy
      Metallurgy is a domain of materials science that studies the physical and chemical behavior of metallic elements, their intermetallic compounds, and their mixtures, which are called alloys. It is also the technology of metals: the way in which science is applied to their practical use...

  • 670 Manufacturing
    • 671 Metalworking
      Metalworking
      Metalworking is the process of working with metals to create individual parts, assemblies, or large scale structures. The term covers a wide range of work from large ships and bridges to precise engine parts and delicate jewelry. It therefore includes a correspondingly wide range of skills,...

       & metal products
    • 672 Iron
      Iron
      Iron is a chemical element with the symbol Fe and atomic number 26. It is a metal in the first transition series. It is the most common element forming the planet Earth as a whole, forming much of Earth's outer and inner core. It is the fourth most common element in the Earth's crust...

      , steel
      Steel
      Steel is an alloy that consists mostly of iron and has a carbon content between 0.2% and 2.1% by weight, depending on the grade. Carbon is the most common alloying material for iron, but various other alloying elements are used, such as manganese, chromium, vanadium, and tungsten...

      , other iron alloys
    • 673 Nonferrous metal
      Metal
      A metal , is an element, compound, or alloy that is a good conductor of both electricity and heat. Metals are usually malleable and shiny, that is they reflect most of incident light...

      s
    • 674 Lumber
      Timber
      Timber may refer to:* Timber, a term common in the United Kingdom and Australia for wood materials * Timber, Oregon, an unincorporated community in the U.S...

       processing, wood
      Wood
      Wood is a hard, fibrous tissue found in many trees. It has been used for hundreds of thousands of years for both fuel and as a construction material. It is an organic material, a natural composite of cellulose fibers embedded in a matrix of lignin which resists compression...

       products, cork
      Cork (material)
      Cork is an impermeable, buoyant material, a prime-subset of bark tissue that is harvested for commercial use primarily from Quercus suber , which is endemic to southwest Europe and northwest Africa...

    • 675 Leather
      Leather
      Leather is a durable and flexible material created via the tanning of putrescible animal rawhide and skin, primarily cattlehide. It can be produced through different manufacturing processes, ranging from cottage industry to heavy industry.-Forms:...

       & fur
      Fur
      Fur is a synonym for hair, used more in reference to non-human animals, usually mammals; particularly those with extensives body hair coverage. The term is sometimes used to refer to the body hair of an animal as a complete coat, also known as the "pelage". Fur is also used to refer to animal...

       processing
    • 676 Pulp & paper technology
      Pulp and paper industry
      The global pulp and paper industry is dominated by North American , northern European and East Asian countries...

    • 677 Textile
      Textile
      A textile or cloth is a flexible woven material consisting of a network of natural or artificial fibres often referred to as thread or yarn. Yarn is produced by spinning raw fibres of wool, flax, cotton, or other material to produce long strands...

      s
    • 678 Elastomer
      Elastomer
      An elastomer is a polymer with the property of viscoelasticity , generally having notably low Young's modulus and high yield strain compared with other materials. The term, which is derived from elastic polymer, is often used interchangeably with the term rubber, although the latter is preferred...

      s & elastomer products
    • 679 Other products of specific materials
  • 680 Manufacture for specific uses
    • 681 Precision instruments & other devices
    • 682 Small forge
      Forge
      A forge is a hearth used for forging. The term "forge" can also refer to the workplace of a smith or a blacksmith, although the term smithy is then more commonly used.The basic smithy contains a forge, also known as a hearth, for heating metals...

       work (Blacksmith
      Blacksmith
      A blacksmith is a person who creates objects from wrought iron or steel by forging the metal; that is, by using tools to hammer, bend, and cut...

      ing)
    • 683 Hardware
      Hardware
      Hardware is a general term for equipment such as keys, locks, hinges, latches, handles, wire, chains, plumbing supplies, tools, utensils, cutlery and machine parts. Household hardware is typically sold in hardware stores....

       & household appliances
    • 684 Furnishings & home workshop
      Workshop
      A workshop is a room or building which provides both the area and tools that may be required for the manufacture or repair of manufactured goods...

      s
    • 685 Leather, fur, related products
    • 686 Printing
      Printing
      Printing is a process for reproducing text and image, typically with ink on paper using a printing press. It is often carried out as a large-scale industrial process, and is an essential part of publishing and transaction printing....

       & related activities
    • 687 Clothing
    • 688 Other final products & packaging
    • 689 Not assigned or no longer used
  • 690 Building
    Building
    In architecture, construction, engineering, real estate development and technology the word building may refer to one of the following:...

    s
    • 691 Building material
      Material
      Material is anything made of matter, constituted of one or more substances. Wood, cement, hydrogen, air and water are all examples of materials. Sometimes the term "material" is used more narrowly to refer to substances or components with certain physical properties that are used as inputs to...

      s
    • 692 Auxiliary construction practices
    • 693 Specific materials & purposes
    • 694 Wood construction; Carpentry
      Carpentry
      A carpenter is a skilled craftsperson who works with timber to construct, install and maintain buildings, furniture, and other objects. The work, known as carpentry, may involve manual labor and work outdoors....

    • 695 Roof
      Roof
      A roof is the covering on the uppermost part of a building. A roof protects the building and its contents from the effects of weather. Structures that require roofs range from a letter box to a cathedral or stadium, dwellings being the most numerous....

       covering
    • 696 Utilities
    • 697 Heating
      HVAC
      HVAC refers to technology of indoor or automotive environmental comfort. HVAC system design is a major subdiscipline of mechanical engineering, based on the principles of thermodynamics, fluid mechanics, and heat transfer...

      , ventilating, air-conditioning
    • 698 Detail finishing
    • 699 Not assigned or no longer used

700-799 – Arts

  • 700 Arts
    ARts
    aRts, which stands for analog Real time synthesizer, is an audio framework that is no longer under development. It is best known for previously being used in KDE to simulate an analog synthesizer....

    • 700 The Arts; fine & decorative arts
    • 701 Philosophy & theory
      Aesthetics
      Aesthetics is a branch of philosophy dealing with the nature of beauty, art, and taste, and with the creation and appreciation of beauty. It is more scientifically defined as the study of sensory or sensori-emotional values, sometimes called judgments of sentiment and taste...

    • 702 Miscellany
    • 703 Dictionaries & encyclopedias
    • 704 Special topics
    • 705 Serial publications
    • 706 Organizations & management
    • 707 Education, research, related topics
    • 708 Galleries, museums, private collections
    • 709 Historical
      Art history
      Art history has historically been understood as the academic study of objects of art in their historical development and stylistic contexts, i.e. genre, design, format, and style...

      , areas, persons treatment
  • 710 Civic & landscape art
    Landscape art
    Landscape art is a term that covers the depiction of natural scenery such as mountains, valleys, trees, rivers, and forests, and especially art where the main subject is a wide view, with its elements arranged into a coherent composition. In other works landscape backgrounds for figures can still...

    • 711 Area planning
      Urbanism
      Broadly, urbanism is a focus on cities and urban areas, their geography, economies, politics, social characteristics, as well as the effects on, and caused by, the built environment.-Philosophy:...

       (Civic art)
    • 712 Landscape architecture
      Landscape architecture
      Landscape architecture is the design of outdoor and public spaces to achieve environmental, socio-behavioral, or aesthetic outcomes. It involves the systematic investigation of existing social, ecological, and geological conditions and processes in the landscape, and the design of interventions...

    • 713 Landscape architecture of trafficways
    • 714 Water features
    • 715 Woody plants
      Tree
      A tree is a perennial woody plant. It is most often defined as a woody plant that has many secondary branches supported clear of the ground on a single main stem or trunk with clear apical dominance. A minimum height specification at maturity is cited by some authors, varying from 3 m to...

    • 716 Herbaceous
      Herbaceous
      A herbaceous plant is a plant that has leaves and stems that die down at the end of the growing season to the soil level. They have no persistent woody stem above ground...

       plants
    • 717 Structures
    • 718 Landscape design of cemeteries
    • 719 Natural landscape
      Landscape
      Landscape comprises the visible features of an area of land, including the physical elements of landforms such as mountains, hills, water bodies such as rivers, lakes, ponds and the sea, living elements of land cover including indigenous vegetation, human elements including different forms of...

      s
  • 720 Architecture
    • 721 Architectural structure
      Building
      In architecture, construction, engineering, real estate development and technology the word building may refer to one of the following:...

    • 722 Architecture to ca. 300
    • 723 Architecture from ca. 300 to 1399
    • 724 Architecture from 1400
    • 725 Public structures
    • 726 Buildings for religious purposes
      Religious architecture
      Sacred architecture is a religious architectural practice concerned with the design and construction of places of worship and/or sacred or intentional space, such as churches, mosques, stupas, synagogues, and temples...

    • 727 Buildings for education & research
    • 728 Residential & related buildings
      House
      A house is a building or structure that has the ability to be occupied for dwelling by human beings or other creatures. The term house includes many kinds of different dwellings ranging from rudimentary huts of nomadic tribes to free standing individual structures...

    • 729 Design
      Design
      Design as a noun informally refers to a plan or convention for the construction of an object or a system while “to design” refers to making this plan...

       & decoration
      Painter and decorator
      A house painter and decorator is a tradesman responsible for the painting and decorating of buildings, and is also known as a decorator or house painter...

  • 730 Plastic arts; Sculpture
    • 731 Processes, forms, subjects of sculpture
    • 732 Sculpture to ca. 500
    • 733 Greek, Etruscan, Roman sculpture
      Classical sculpture
      Classical sculpture refers to the forms of sculpture from Ancient Greece and Ancient Rome, as well as the Hellenized and Romanized civilizations under their rule or influence from about 500 BC to fall of Rome in AD 476. It also refers stylistically to modern sculptures done in a classical style....

    • 734 Sculpture from ca. 500 to 1399
    • 735 Sculpture from 1400
    • 736 Carving
      Stone carving
      Stone carving is an ancient activity where pieces of rough natural stone are shaped by the controlled removal of stone. Owing to the permanence of the material, evidence can be found that even the earliest societies indulged in some form of stone work....

       & carvings
    • 737 Numismatics
      Numismatics
      Numismatics is the study or collection of currency, including coins, tokens, paper money, and related objects. While numismatists are often characterized as students or collectors of coins, the discipline also includes the broader study of money and other payment media used to resolve debts and the...

       & sigillography
      Sigillography
      Sigillography is one of the auxiliary sciences of history. It refers to the study of seals attached to documents as a source of historical information. It concentrates on the legal and social meaning of seals, as well as the evolution of their design...

    • 738 Ceramic arts
      Ceramics (art)
      In art history, ceramics and ceramic art mean art objects such as figures, tiles, and tableware made from clay and other raw materials by the process of pottery. Some ceramic products are regarded as fine art, while others are regarded as decorative, industrial or applied art objects, or as...

    • 739 Art metalwork
  • 740 Drawing & decorative art
    Decorative art
    The decorative arts is traditionally a term for the design and manufacture of functional objects. It includes interior design, but not usually architecture. The decorative arts are often categorized in opposition to the "fine arts", namely, painting, drawing, photography, and large-scale...

    s
    • 741 Drawing & drawings
    • 742 Perspective (graphical)
      Perspective (graphical)
      Perspective in the graphic arts, such as drawing, is an approximate representation, on a flat surface , of an image as it is seen by the eye...

    • 743 Drawing & drawings by subject
    • 744 Not assigned or no longer used
    • 745 Decorative arts
    • 746 Textile art
      Textile art
      Textile art may refer to:*Any one of the textile arts, those arts and crafts that use plant, animal, or synthetic fibers to construct practical or decorative objects*Fiber art, the creation of fine art using textile arts techniques and materials...

      s
    • 747 Interior decoration
    • 748 Glass
      Glass
      Glass is an amorphous solid material. Glasses are typically brittle and optically transparent.The most familiar type of glass, used for centuries in windows and drinking vessels, is soda-lime glass, composed of about 75% silica plus Na2O, CaO, and several minor additives...

    • 749 Furniture
      Furniture
      Furniture is the mass noun for the movable objects intended to support various human activities such as seating and sleeping in beds, to hold objects at a convenient height for work using horizontal surfaces above the ground, or to store things...

       & accessories
  • 750 Painting
    Painting
    Painting is the practice of applying paint, pigment, color or other medium to a surface . The application of the medium is commonly applied to the base with a brush but other objects can be used. In art, the term painting describes both the act and the result of the action. However, painting is...

     & paintings
    • 751 Techniques, equipment, forms
    • 752 Color
      Color
      Color or colour is the visual perceptual property corresponding in humans to the categories called red, green, blue and others. Color derives from the spectrum of light interacting in the eye with the spectral sensitivities of the light receptors...

    • 753 Symbol
      Symbol
      A symbol is something which represents an idea, a physical entity or a process but is distinct from it. The purpose of a symbol is to communicate meaning. For example, a red octagon may be a symbol for "STOP". On a map, a picture of a tent might represent a campsite. Numerals are symbols for...

      ism, allegory
      Allegory
      Allegory is a demonstrative form of representation explaining meaning other than the words that are spoken. Allegory communicates its message by means of symbolic figures, actions or symbolic representation...

      , mythology
      Mythology
      The term mythology can refer either to the study of myths, or to a body or collection of myths. As examples, comparative mythology is the study of connections between myths from different cultures, whereas Greek mythology is the body of myths from ancient Greece...

      , legend
      Legend
      A legend is a narrative of human actions that are perceived both by teller and listeners to take place within human history and to possess certain qualities that give the tale verisimilitude...

    • 754 Genre paintings
      Painting style
      In the visual arts, style is a "...distinctive manner which permits the grouping of works into related categories." or "...any distinctive, and therefore recognizable, way in which an act is performed or an artifact made or ought to be performed and made." It refers to the visual appearance of a...

    • 755 Religion & religious symbolism
      Iconography
      Iconography is the branch of art history which studies the identification, description, and the interpretation of the content of images. The word iconography literally means "image writing", and comes from the Greek "image" and "to write". A secondary meaning is the painting of icons in the...

    • 756 Not assigned or no longer used
    • 757 Human figures & their parts
    • 758 Other subjects
    • 759 Geographical, historical
      History of painting
      The history of painting reaches back in time to artifacts from pre-historic humans, and spans all cultures. It represents a continuous, though periodically disrupted tradition from Antiquity. Across cultures, and spanning continents and millennia, the history of painting is an ongoing river of...

      , areas, persons treatment
  • 760 Graphic arts
    Graphic arts
    A type of fine art, graphic art covers a broad range of art forms. Graphic art is typically two-dimensional and includes calligraphy, photography, drawing, painting, printmaking, lithography, typography, serigraphy , and bindery. Graphic art also consists of drawn plans and layouts for interior...

    ; Printmaking
    Printmaking
    Printmaking is the process of making artworks by printing, normally on paper. Printmaking normally covers only the process of creating prints with an element of originality, rather than just being a photographic reproduction of a painting. Except in the case of monotyping, the process is capable...

     & prints
    • 761 Relief processes (Block printing)
    • 762 Not assigned or no longer used
    • 763 Lithographic
      Lithography
      Lithography is a method for printing using a stone or a metal plate with a completely smooth surface...

       (Planographic) processes
    • 764 Chromolithography
      Chromolithography
      Chromolithography is a method for making multi-color prints. This type of color printing stemmed from the process of lithography, and it includes all types of lithography that are printed in color. When chromolithography is used to reproduce photographs, the term photochrom is frequently used...

       & serigraphy
    • 765 Metal engraving
      Engraving
      Engraving is the practice of incising a design on to a hard, usually flat surface, by cutting grooves into it. The result may be a decorated object in itself, as when silver, gold, steel, or glass are engraved, or may provide an intaglio printing plate, of copper or another metal, for printing...

    • 766 Mezzotint
      Mezzotint
      Mezzotint is a printmaking process of the intaglio family, technically a drypoint method. It was the first tonal method to be used, enabling half-tones to be produced without using line- or dot-based techniques like hatching, cross-hatching or stipple...

      ing & related processes
    • 767 Etching
      Etching
      Etching is the process of using strong acid or mordant to cut into the unprotected parts of a metal surface to create a design in intaglio in the metal...

       & drypoint
      Drypoint
      Drypoint is a printmaking technique of the intaglio family, in which an image is incised into a plate with a hard-pointed "needle" of sharp metal or diamond point. Traditionally the plate was copper, but now acetate, zinc, or plexiglas are also commonly used...

    • 768 Not assigned or no longer used
    • 769 Prints
  • 770 Photography & photographs
    • 771 Techniques, equipment, materials
    • 772 Metallic salt processes
    • 773 Pigment processes of printing
    • 774 Holography
      Holography
      Holography is a technique that allows the light scattered from an object to be recorded and later reconstructed so that when an imaging system is placed in the reconstructed beam, an image of the object will be seen even when the object is no longer present...

    • 775 Digital photography
      Digital photography
      Digital photography is a form of photography that uses an array of light sensitive sensors to capture the image focused by the lens, as opposed to an exposure on light sensitive film...

    • 776 Computer art
      Computer art
      Computer art is any art in which computers play a role in production or display of the artwork. Such art can be an image, sound, animation, video, CD-ROM, DVD-ROM, videogame, web site, algorithm, performance or gallery installation...

    • 777 Not assigned or no longer used
    • 778 Fields & kinds of photography
    • 779 Photographs
  • 780 Music
    • 781 General principles
      Music theory
      Music theory is the study of how music works. It examines the language and notation of music. It seeks to identify patterns and structures in composers' techniques across or within genres, styles, or historical periods...

       & musical form
      Musical form
      The term musical form refers to the overall structure or plan of a piece of music, and it describes the layout of a composition as divided into sections...

      s
    • 782 Vocal music
      Vocal music
      Vocal music is a genre of music performed by one or more singers, with or without instrumental accompaniment, in which singing provides the main focus of the piece. Music which employs singing but does not feature it prominently is generally considered instrumental music Vocal music is a genre of...

    • 783 Music for single voices; The voice
      Human voice
      The human voice consists of sound made by a human being using the vocal folds for talking, singing, laughing, crying, screaming, etc. Its frequency ranges from about 60 to 7000 Hz. The human voice is specifically that part of human sound production in which the vocal folds are the primary...

    • 784 Instrument
      Musical instrument
      A musical instrument is a device created or adapted for the purpose of making musical sounds. In principle, any object that produces sound can serve as a musical instrument—it is through purpose that the object becomes a musical instrument. The history of musical instruments dates back to the...

      s & Instrumental ensembles
      Musical ensemble
      A musical ensemble is a group of people who perform instrumental or vocal music. In classical music, trios or quartets either blend the sounds of musical instrument families or group together instruments from the same instrument family, such as string ensembles or wind ensembles...

    • 785 Chamber music
      Chamber music
      Chamber music is a form of classical music, written for a small group of instruments which traditionally could be accommodated in a palace chamber. Most broadly, it includes any art music that is performed by a small number of performers with one performer to a part...

    • 786 Keyboard
      Keyboard instrument
      A keyboard instrument is a musical instrument which is played using a musical keyboard. The most common of these is the piano. Other widely used keyboard instruments include organs of various types as well as other mechanical, electromechanical and electronic instruments...

       & other instruments
    • 787 Stringed instruments
      String instrument
      A string instrument is a musical instrument that produces sound by means of vibrating strings. In the Hornbostel-Sachs scheme of musical instrument classification, used in organology, they are called chordophones...

       (Chordophones)
    • 788 Wind instrument
      Wind instrument
      A wind instrument is a musical instrument that contains some type of resonator , in which a column of air is set into vibration by the player blowing into a mouthpiece set at the end of the resonator. The pitch of the vibration is determined by the length of the tube and by manual modifications of...

      s (Aerophones)
    • 789 Not assigned or no longer used
  • 790 Recreational & performing arts
    Performing arts
    The performing arts are those forms art which differ from the plastic arts insofar as the former uses the artist's own body, face, and presence as a medium, and the latter uses materials such as clay, metal or paint which can be molded or transformed to create some physical art object...

    • 791 Public performances
    • 792 Stage presentations
    • 793 Indoor games & amusements
    • 794 Indoor games of skill
    • 795 Games of chance
    • 796 Athletic & outdoor sports & games
    • 797 Aquatic & air sports
    • 798 Equestrian sports & animal racing
    • 799 Fishing
      Fishing
      Fishing is the activity of trying to catch wild fish. Fish are normally caught in the wild. Techniques for catching fish include hand gathering, spearing, netting, angling and trapping....

      , hunting
      Hunting
      Hunting is the practice of pursuing any living thing, usually wildlife, for food, recreation, or trade. In present-day use, the term refers to lawful hunting, as distinguished from poaching, which is the killing, trapping or capture of the hunted species contrary to applicable law...

      , shooting
      Shooting
      Shooting is the act or process of firing rifles, shotguns or other projectile weapons such as bows or crossbows. Even the firing of artillery, rockets and missiles can be called shooting. A person who specializes in shooting is a marksman...


800-899 – Literature

  • 800 Literature, rhetoric
    Rhetoric
    Rhetoric is the art of discourse, an art that aims to improve the facility of speakers or writers who attempt to inform, persuade, or motivate particular audiences in specific situations. As a subject of formal study and a productive civic practice, rhetoric has played a central role in the Western...

     & criticism
    Literary criticism
    Literary criticism is the study, evaluation, and interpretation of literature. Modern literary criticism is often informed by literary theory, which is the philosophical discussion of its methods and goals...

    • 800 Literature & rhetoric
    • 801 Philosophy & theory
    • 802 Miscellany
    • 803 Dictionaries & encyclopedias
    • 804 Not assigned or no longer used
    • 805 Serial publications
      Literary magazine
      A literary magazine is a periodical devoted to literature in a broad sense. Literary magazines usually publish short stories, poetry and essays along with literary criticism, book reviews, biographical profiles of authors, interviews and letters...

    • 806 Organizations
    • 807 Education, research, related topics
    • 808 Rhetoric & collections of literature
    • 809 Literary history
      History of literature
      The history of literature is the historical development of writings in prose or poetry which attempts to provide entertainment, enlightenment, or instruction to the reader/hearer/observer, as well as the development of the literary techniques used in the communication of these pieces. Not all...

       & criticism
      Literary criticism
      Literary criticism is the study, evaluation, and interpretation of literature. Modern literary criticism is often informed by literary theory, which is the philosophical discussion of its methods and goals...

  • 810 American literature
    American literature
    American literature is the written or literary work produced in the area of the United States and its preceding colonies. For more specific discussions of poetry and theater, see Poetry of the United States and Theater in the United States. During its early history, America was a series of British...

     in English
    • 811 Poetry
      Poetry of the United States
      American poetry, the poetry of the United States, arose first as efforts by colonists to add their voices to English poetry in the 17th century, well before the constitutional unification of the thirteen colonies...

    • 812 Drama
    • 813 Fiction
    • 814 Essays
    • 815 Speeches
    • 816 Letters
    • 817 Satire & humor
    • 818 Miscellaneous writings
    • 819 Not assigned or no longer used
  • 820 English
    English literature
    English literature is the literature written in the English language, including literature composed in English by writers not necessarily from England; for example, Robert Burns was Scottish, James Joyce was Irish, Joseph Conrad was Polish, Dylan Thomas was Welsh, Edgar Allan Poe was American, J....

     & Old English literatures
    • 821 English poetry
      English poetry
      The history of English poetry stretches from the middle of the 7th century to the present day. Over this period, English poets have written some of the most enduring poems in Western culture, and the language and its poetry have spread around the globe. Consequently, the term English poetry is...

    • 822 English drama
      English drama
      Drama was introduced to England from Europe by the Romans, and auditoriums were constructed across the country for this purpose. By the medieval period, the mummers' plays had developed, a form of early street theatre associated with the Morris dance, concentrating on themes such as Saint George...

    • 823 English fiction
    • 824 English essays
    • 825 English speeches
    • 826 English letters
    • 827 English satire & humor
    • 828 English miscellaneous writings
    • 829 Old English (Anglo-Saxon)
  • 830 German
    German literature
    German literature comprises those literary texts written in the German language. This includes literature written in Germany, Austria, the German part of Switzerland, and to a lesser extent works of the German diaspora. German literature of the modern period is mostly in Standard German, but there...

     & related literatures
    • 831 German poetry
    • 832 German drama
    • 833 German fiction
    • 834 German essays
    • 835 German speeches
    • 836 German letters
    • 837 German satire & humor
    • 838 German miscellaneous writings
    • 839 Other Germanic literatures
  • 840 Literatures of Romance languages
    • 841 French poetry
      French poetry
      French poetry is a category of French literature. It may include Francophone poetry composed outside France and poetry written in other languages of France.-French prosody and poetics:...

    • 842 French drama
    • 843 French fiction
    • 844 French essays
    • 845 French speeches
    • 846 French letters
    • 847 French satire & humor
    • 848 French miscellaneous writings
    • 849 Occitan & Catalan
      Catalan literature
      Catalan literature is the name conventionally used to refer to literature written in the Catalan language. The Catalan literary tradition is extensive, starting in the Middle Ages....

       literatures
  • 850 Italian
    Italian literature
    Italian literature is literature written in the Italian language, particularly within Italy. It may also refer to literature written by Italians or in Italy in other languages spoken in Italy, often languages that are closely related to modern Italian....

    , Romanian, Rhaeto-Romanic
    • 851 Italian poetry
      Italian poetry
      -Important Italian poets:* Giacomo da Lentini a 13th Century poet who is believed to have invented the sonnet.* Guido Cavalcanti Tuscan poet, and a key figure in the Dolce Stil Novo movement....

    • 852 Italian drama
    • 853 Italian fiction
    • 854 Italian essays
    • 855 Italian speeches
    • 856 Italian letters
    • 857 Italian satire & humor
    • 858 Italian miscellaneous writings
    • 859 Romanian & Rhaeto-Romanic
  • 860 Spanish
    Spanish literature
    Spanish literature generally refers to literature written in the Spanish language within the territory that presently constitutes the state of Spain...

     & portuguese
    Portuguese literature
    This is a survey of Portuguese literature.The Portuguese language was developed gradually from the Vulgar language spoken in the countries which formed part of the Roman Empire and, both in morphology and syntax, it represents an organic transformation of Latin without the direct intervention of...

     literatures
    • 861 Spanish poetry
      Spanish poetry
      Spanish poetry is the poetic tradition of Spain. It may include elements of Spanish literature, and literatures written in languages of Spain other than Castilian, such as Catalan literature....

    • 862 Spanish drama
    • 863 Spanish fiction
    • 864 Spanish essays
    • 865 Spanish speeches
    • 866 Spanish letters
    • 867 Spanish satire & humor
    • 868 Spanish miscellaneous writings
    • 869 Portuguese literature
      Portuguese literature
      This is a survey of Portuguese literature.The Portuguese language was developed gradually from the Vulgar language spoken in the countries which formed part of the Roman Empire and, both in morphology and syntax, it represents an organic transformation of Latin without the direct intervention of...

  • 870 Italic literatures; Latin literature
    Latin literature
    Latin literature includes the essays, histories, poems, plays, and other writings of the ancient Romans. In many ways, it seems to be a continuation of Greek literature, using many of the same forms...

    • 871 Latin poetry
      Latin poetry
      The history of Latin poetry can be understood as the adaptation of Greek models. The verse comedies of Plautus are the earliest Latin literature that has survived, composed around 205-184 BC, yet the start of Latin literature is conventionally dated to the first performance of a play in verse by a...

    • 872 Latin dramatic poetry & drama
    • 873 Latin epic poetry & fiction
    • 874 Latin lyric poetry
    • 875 Latin speeches
    • 876 Latin letters
    • 877 Latin satire & humor
    • 878 Latin miscellaneous writings
    • 879 Literatures of other Italic languages
  • 880 Hellenic literatures; Classical Greek
    Ancient Greek literature
    Ancient Greek literature refers to literature written in the Ancient Greek language until the 4th century.- Classical and Pre-Classical Antiquity :...

    • 881 Classical Greek poetry
    • 882 Classical Greek drama
    • 883 Classical Greek epic poetry & fiction
    • 884 Classical Greek lyric poetry
    • 885 Classical Greek speeches
    • 886 Classical Greek letters
    • 887 Classical Greek satire & humor
    • 888 Classical Greek miscellaneous writings
    • 889 Modern Greek literature
      Modern Greek literature
      Modern Greek literature refers to literature written in the Greek language from the 11th century, with texts written in a language that is more familiar to the ears of Greeks today than is the language of the early Byzantine literature, the compilers of the New Testament, or, of course, the...

  • 890 Literatures of other languages
    • 891 East Indo-European & Celtic
      Celtic literature
      In the strictly academic context of Celtic studies, the term Celtic literature is used by Celticists to denote any number of bodies of literature written in a Celtic language, encompassing the Irish, Welsh, Cornish, Manx, Scottish Gaelic and Breton languages in either their modern or earlier...

    • 892 Afro-Asiatic literatures Semitic
      Semitic languages
      The Semitic languages are a group of related languages whose living representatives are spoken by more than 270 million people across much of the Middle East, North Africa and the Horn of Africa...

    • 893 Non-Semitic Afro-Asiatic
      Afro-Asiatic languages
      The Afroasiatic languages , also known as Hamito-Semitic, constitute one of the world's largest language families, with about 375 living languages...

       literatures
    • 894 Ural–Altaic, Paleosiberian, Dravidian
      Dravidian peoples
      Dravidian peoples is a term used to refer to the diverse groups of people who natively speak languages belonging to the Dravidian language family. Populations of speakers of around 220 million are found mostly in Southern India. Other Dravidian people are found in parts of central India, Sri Lanka,...

    • 895 Literatures of East & Southeast Asia
    • 896 African literatures
    • 897 North American native literatures
    • 898 South American native literatures
    • 899 Other literatures

900-999 – History, geography, (& biography)

  • 900 History
    • 900 History & geography
    • 901 Philosophy & theory
    • 902 unassigned
    • 903 Dictionaries & encyclopedias
    • 904 Collected accounts of events
    • 905 Serial publications
    • 906 Organizations & management
    • 907 Education, research, related topics
    • 908 With respect to kinds of persons
    • 909 World history
      World History
      World History, Global History or Transnational history is a field of historical study that emerged as a distinct academic field in the 1980s. It examines history from a global perspective...

  • 910 Geography
    Geography
    Geography is the science that studies the lands, features, inhabitants, and phenomena of Earth. A literal translation would be "to describe or write about the Earth". The first person to use the word "geography" was Eratosthenes...

     & travel
    Travel
    Travel is the movement of people or objects between relatively distant geographical locations. 'Travel' can also include relatively short stays between successive movements.-Etymology:...

    • 911 Historical geography
      Historical geography
      Historical geography is the study of the human, physical, fictional, theoretical, and "real" geographies of the past. Historical geography studies a wide variety of issues and topics. A common theme is the study of the geographies of the past and how a place or region changes through time...

    • 912 Graphic representations of earth
      Map
      A map is a visual representation of an area—a symbolic depiction highlighting relationships between elements of that space such as objects, regions, and themes....

    • 913 Ancient world
    • 914 Europe
    • 915 Asia
      Outline of Asia
      The following outline is provided as an overview of and topical guide to Asia:Asia – world's largest and most populous continent, located primarily in the eastern and northern hemispheres...

    • 916 Africa
      Outline of Africa
      The following outline provides an overview of and topical guide to the continent Africa:Africa – world's second largest and second most populous continent, after Asia.-Geography of Africa:* Atlas of Africa* List of cities in Africa...

    • 917 North America
    • 918 South America
    • 919 Other areas
  • 920 Biography
    Biography
    A biography is a detailed description or account of someone's life. More than a list of basic facts , biography also portrays the subject's experience of those events...

    , genealogy
    Genealogy
    Genealogy is the study of families and the tracing of their lineages and history. Genealogists use oral traditions, historical records, genetic analysis, and other records to obtain information about a family and to demonstrate kinship and pedigrees of its members...

    , insignia
    Insignia
    Insignia or insigne pl -nia or -nias : a symbol or token of personal power, status or office, or of an official body of government or jurisdiction...

    • 921-928 This range is reserved as an optional location for biographies, which are shelved alphabetically by subject's last name.
    • 929 Genealogy, name
      Name
      A name is a word or term used for identification. Names can identify a class or category of things, or a single thing, either uniquely, or within a given context. A personal name identifies a specific unique and identifiable individual person, and may or may not include a middle name...

      s, insignia
  • 930 History of ancient world (to ca. 499)
    Ancient history
    Ancient history is the study of the written past from the beginning of recorded human history to the Early Middle Ages. The span of recorded history is roughly 5,000 years, with Cuneiform script, the oldest discovered form of coherent writing, from the protoliterate period around the 30th century BC...

    • 931 History of ancient world; China
    • 932 History of ancient world; Egypt
      Ancient Egypt
      Ancient Egypt was an ancient civilization of Northeastern Africa, concentrated along the lower reaches of the Nile River in what is now the modern country of Egypt. Egyptian civilization coalesced around 3150 BC with the political unification of Upper and Lower Egypt under the first pharaoh...

    • 933 History of ancient world; Palestine
      History of Palestine
      The Southern Levant is the southern portion of the geographical region bordering the Mediterranean between Egypt and Mesopotamia . A narrow definition would take in roughly the same area as the modern states of Israel, the West Bank, the Gaza Strip, and Jordan, while a wider definition would...

    • 934 History of ancient world; India
      History of India
      The history of India begins with evidence of human activity of Homo sapiens as long as 75,000 years ago, or with earlier hominids including Homo erectus from about 500,000 years ago. The Indus Valley Civilization, which spread and flourished in the northwestern part of the Indian subcontinent from...

    • 935 History of ancient world; Mesopotamia
      Mesopotamia
      Mesopotamia is a toponym for the area of the Tigris–Euphrates river system, largely corresponding to modern-day Iraq, northeastern Syria, southeastern Turkey and southwestern Iran.Widely considered to be the cradle of civilization, Bronze Age Mesopotamia included Sumer and the...

       & Iranian Plateau
      History of Iran
      The history of Iran has been intertwined with the history of a larger historical region, comprising the area from the Danube River in the west to the Indus River and Jaxartes in the east and from the Caucasus, Caspian Sea, and Aral Sea in the north to the Persian Gulf and the Gulf of Oman and Egypt...

    • 936 History of ancient world; Europe north & west of Italy
      Prehistoric Europe
      Prehistoric Europe refers to the prehistorical period of Europe, usually taken to refer to human prehistory since the Lower Paleolithic, but in principle also extending to geological time scale - for which see Geological history of Europe....

    • 937 History of ancient world; Italy & adjacent territories
      Ancient Rome
      Ancient Rome was a thriving civilization that grew on the Italian Peninsula as early as the 8th century BC. Located along the Mediterranean Sea and centered on the city of Rome, it expanded to one of the largest empires in the ancient world....

    • 938 History of ancient world; Greece
      Ancient Greece
      Ancient Greece is a civilization belonging to a period of Greek history that lasted from the Archaic period of the 8th to 6th centuries BC to the end of antiquity. Immediately following this period was the beginning of the Early Middle Ages and the Byzantine era. Included in Ancient Greece is the...

    • 939 History of ancient world; Other parts of ancient world
  • 940 General history of Europe
    History of Europe
    History of Europe describes the history of humans inhabiting the European continent since it was first populated in prehistoric times to present, with the first human settlement between 45,000 and 25,000 BC.-Overview:...

    • 941 General history of Europe; British Isles
      History of the British Isles
      The history of the British Isles has witnessed intermittent periods of competition and cooperation between the people that occupy the various parts of Great Britain, Ireland, and the smaller adjacent islands, which together make up the British Isles, as well as with France, Germany, the Low...

    • 942 General history of Europe; England
      History of England
      The history of England concerns the study of the human past in one of Europe's oldest and most influential national territories. What is now England, a country within the United Kingdom, was inhabited by Neanderthals 230,000 years ago. Continuous human habitation dates to around 12,000 years ago,...

       & Wales
      History of Wales
      The history of Wales begins with the arrival of human beings in the region thousands of years ago. Neanderthals lived in what is now Wales, or Cymru in Welsh, at least 230,000 years ago, while Homo sapiens arrived by about 29,000 years ago...

    • 943 General history of Europe; Central Europe
      Central Europe
      Central Europe or alternatively Middle Europe is a region of the European continent lying between the variously defined areas of Eastern and Western Europe...

      ; Germany
      History of Germany
      The concept of Germany as a distinct region in central Europe can be traced to Roman commander Julius Caesar, who referred to the unconquered area east of the Rhine as Germania, thus distinguishing it from Gaul , which he had conquered. The victory of the Germanic tribes in the Battle of the...

    • 944 General history of Europe; France
      History of France
      The history of France goes back to the arrival of the earliest human being in what is now France. Members of the genus Homo entered the area hundreds of thousands years ago, while the first modern Homo sapiens, the Cro-Magnons, arrived around 40,000 years ago...

       & Monaco
      History of Monaco
      The early history of Monaco is primarily concerned with the protective and strategic value of the Rock of Monaco, the area's chief geological landmark, which served first as a shelter for ancient peoples and later as a fortress. Part of Liguria's history since the fall of the Roman Empire, from the...

    • 945 General history of Europe; Italian Peninsula
      History of Italy
      Italy, united in 1861, has significantly contributed to the political, cultural and social development of the entire Mediterranean region. Many cultures and civilizations have existed there since prehistoric times....

       & adjacent islands
    • 946 General history of Europe; Iberian Peninsula & adjacent islands
    • 947 General history of Europe; Eastern Europe
      Eastern Europe
      Eastern Europe is the eastern part of Europe. The term has widely disparate geopolitical, geographical, cultural and socioeconomic readings, which makes it highly context-dependent and even volatile, and there are "almost as many definitions of Eastern Europe as there are scholars of the region"...

      ; Russia
      Russia
      Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

    • 948 General history of Europe; Northern Europe
      Northern Europe
      Northern Europe is the northern part or region of Europe. Northern Europe typically refers to the seven countries in the northern part of the European subcontinent which includes Denmark, Estonia, Latvia, Lithuania, Norway, Finland and Sweden...

      ; Scandinavia
      History of Scandinavia
      The history of Scandinavia is the history of the region of northern Europe known in English as Scandinavia, particularly in Denmark, Norway, and Sweden.- Pre-historic age :...

    • 949 General history of Europe; Other parts of Europe
  • 950 General history of Asia
    History of Asia
    The history of Asia can be seen as the collective history of several distinct peripheral coastal regions such as, East Asia, South Asia, and the Middle East linked by the interior mass of the Eurasian steppe....

    ; Far East
    • 951 General history of Asia; China
      History of China
      Chinese civilization originated in various regional centers along both the Yellow River and the Yangtze River valleys in the Neolithic era, but the Yellow River is said to be the Cradle of Chinese Civilization. With thousands of years of continuous history, China is one of the world's oldest...

       & adjacent areas
    • 952 General history of Asia; Japan
      History of Japan
      The history of Japan encompasses the history of the islands of Japan and the Japanese people, spanning the ancient history of the region to the modern history of Japan as a nation state. Following the last ice age, around 12,000 BC, the rich ecosystem of the Japanese Archipelago fostered human...

    • 953 General history of Asia; Arabian Peninsula
      Arabian Peninsula
      The Arabian Peninsula is a land mass situated north-east of Africa. Also known as Arabia or the Arabian subcontinent, it is the world's largest peninsula and covers 3,237,500 km2...

       & adjacent areas
    • 954 General history of Asia; South Asia
      History of South Asia
      The term South Asia refers to the contemporary political entities of the Indian subcontinent and associated island. These are the states of India, Pakistan, Bangladesh, Nepal, Bhutan and the island nations of Sri Lanka and the Maldives....

      ; India
      History of India
      The history of India begins with evidence of human activity of Homo sapiens as long as 75,000 years ago, or with earlier hominids including Homo erectus from about 500,000 years ago. The Indus Valley Civilization, which spread and flourished in the northwestern part of the Indian subcontinent from...

    • 955 General history of Asia; Iran
      History of Iran
      The history of Iran has been intertwined with the history of a larger historical region, comprising the area from the Danube River in the west to the Indus River and Jaxartes in the east and from the Caucasus, Caspian Sea, and Aral Sea in the north to the Persian Gulf and the Gulf of Oman and Egypt...

    • 956 General history of Asia; Middle East
      History of the Middle East
      This article is a general overview of the history of the Middle East. For more detailed information, see articles on the histories of individual countries and regions...

       (Near East)
    • 957 General history of Asia; Siberia
      History of Siberia
      The early history of Siberia is greatly influenced by the sophisticated nomadic civilizations of the Scythians and Xiongnu , both flourishing before the Christian era. The steppes of South Siberia saw a succession of nomadic empires, including the Turkic Empire and the Mongol Empire...

       (Asiatic Russia)
    • 958 General history of Asia; Central Asia
      History of Central Asia
      The history of Central Asia has been determined primarily by the area's climate and geography. The aridity of the region makes agriculture difficult, and its distance from the sea cut it off from much trade. Thus, few major cities developed in the region...

    • 959 General history of Asia; Southeast Asia
      History of Southeast Asia
      The history of Southeast Asia has been characterized as interaction between regional players and foreign powers. Each country is intertwined with all the others. For instance, the Malay empires of Srivijaya and Malacca covered modern day Indonesia, Malaysia, and Singapore while the Burmese, Thai,...

  • 960 General history of Africa
    History of Africa
    The history of Africa begins with the prehistory of Africa and the emergence of Homo sapiens in East Africa, continuing into the present as a patchwork of diverse and politically developing nation states. Agriculture began about 10,000 BCE and metallurgy in about 4000 BCE. The history of early...

    • 961 General history of Africa; Tunisia
      History of Tunisia
      The History of Tunisia is subdivided into the following articles:*Outlines of early Tunisia*History of Punic era Tunisia*History of Roman era Tunisia*History of early Islamic Tunisia*History of medieval Tunisia*History of Ottoman era Tunisia...

       & Libya
      History of Libya
      The History of Libya includes the history of its rich mix of ethnic groups added to the indigenous Berber tribes. Berbers, the bulk of Libya's population, have been present throughout the entire history of the country. For most of its history, Libya has been subjected to varying degrees of foreign...

    • 962 General history of Africa; Egypt
      History of Egypt
      Egyptian history can be roughly divided into the following periods:*Prehistoric Egypt*Ancient Egypt**Early Dynastic Period of Egypt: 31st to 27th centuries BC**Old Kingdom of Egypt: 27th to 22nd centuries BC...

       & Sudan
      History of Sudan
      The history of Sudan extends from antiquity, and is intertwined with the history of Egypt, with which it was united politically over several periods. It is marked by influences on Sudan from neighboring areas and world powers...

    • 963 General history of Africa; Ethiopia
      History of Ethiopia
      This article covers the prehistory and history of Ethiopia.-Prehistory:Lucy, discovered in the Awash Valley of Ethiopia's Afar region, is considered the world's second-oldest, but most complete and best preserved, adult Australopithecine fossil...

    • 964 General history of Africa; Morocco
      History of Morocco
      The History of Morocco spans over 12 centuries, without considering the Classical antiquity. The country was first unified by the Idrisid dynasty in 780, representing the first Islamic state in Africa autonomous from the Arab Empire. Under the Almoravid dynasty and the Almohad dynasty, Morocco...

       & Canary Islands
    • 965 General history of Africa; Algeria
      History of Algeria
      The history of Algeria takes place in the fertile coastal plain of North Africa, which is often called the Maghreb . North Africa served as a transit region for people moving towards Europe or the Middle East, thus, the region's inhabitants have been influenced by populations from other areas...

    • 966 General history of Africa; West Africa
      History of West Africa
      The partial history of West Africa can be divided into five major periods:#Its prehistory, in which the first human settlers arrived, agriculture developed, and contact made with the Mediterranean civilizations to the north....

       & offshore islands
    • 967 General history of Africa; Central Africa
      Central Africa
      Central Africa is a core region of the African continent which includes Burundi, the Central African Republic, Chad, the Democratic Republic of the Congo, and Rwanda....

       & offshore islands
    • 968 General history of Africa; Southern Africa
      Southern Africa
      Southern Africa is the southernmost region of the African continent, variably defined by geography or geopolitics. Within the region are numerous territories, including the Republic of South Africa ; nowadays, the simpler term South Africa is generally reserved for the country in English.-UN...

    • 969 General history of Africa; South Indian Ocean
      Indian Ocean
      The Indian Ocean is the third largest of the world's oceanic divisions, covering approximately 20% of the water on the Earth's surface. It is bounded on the north by the Indian Subcontinent and Arabian Peninsula ; on the west by eastern Africa; on the east by Indochina, the Sunda Islands, and...

       islands
  • 970 General history of North America
    History of North America
    The history of North America is the study of the past, particularly the written record, oral histories, and traditions, passed down from generation to generation on the continent in the Earth's northern hemisphere and western hemisphere....

    • 971 General history of North America; Canada
      History of Canada
      The history of Canada covers the period from the arrival of Paleo-Indians thousands of years ago to the present day. Canada has been inhabited for millennia by distinctive groups of Aboriginal peoples, among whom evolved trade networks, spiritual beliefs, and social hierarchies...

    • 972 General history of North America; Middle America
      History of Central America
      The history of Central America is the study of the past of the region known as Central America.- Before European contact :In pre-Columbian times, most of modern Central America was part of the Mesoamerican civilization. The Native American societies of Mesoamerica occupied the land ranging from...

      ; Mexico
      History of Mexico
      The history of Mexico, a country located in the southern portion of North America, covers a period of more than two millennia. First populated more than 13,000 years ago, the country produced complex indigenous civilizations before being conquered by the Spanish in the 16th Century.Since the...

    • 973 General history of North America; United States
      History of the United States
      The history of the United States traditionally starts with the Declaration of Independence in the year 1776, although its territory was inhabited by Native Americans since prehistoric times and then by European colonists who followed the voyages of Christopher Columbus starting in 1492. The...

    • 974 General history of North America; Northeastern United States
    • 975 General history of North America; Southeastern United States
    • 976 General history of North America; South central United States
    • 977 General history of North America; North central United States
    • 978 General history of North America; Western United States
    • 979 General history of North America; Great Basin & Pacific Slope
  • 980 General history of South America
    History of South America
    The history of South America is the study of the past, particularly the written record, oral histories, and traditions, passed down from generation to generation on the continent in the Earth's western hemisphere and southern hemisphere. South America has a history that spans a wide range of human...

    • 981 General history of South America; Brazil
      History of Brazil
      The history of Brazil begins with the arrival of the first indigenous peoples, thousands of years ago by crossing the Bering land bridge into Alaska and then moving south....

    • 982 General history of South America; Argentina
      History of Argentina
      The history of Argentina is divided by historians into four main parts: the pre-Columbian time, or early history , the colonial period , the independence wars and the early post-colonial period of the nation and the history of modern Argentina .The beginning of prehistory in the present territory of...

    • 983 General history of South America; Chile
      History of Chile
      The territory of Chile has been populated since at least 2,000 BC. By the 16th century, Spanish conquistadors began to subdue and colonize the region of present-day Chile, and the territory became a colony from 1540 to 1818, when it gained independence from Spain...

    • 984 General history of South America; Bolivia
      History of Bolivia
      This is the history of Bolivia. See also the history of Latin America and the history of the Americas.Bolivia is a landlocked country in South America...

    • 985 General history of South America; Peru
      History of Peru
      The history of Peru spans several millennia, extending back through several stages of cultural development in the mountain region and the coastal desert....

    • 986 General history of South America; Colombia
      History of Colombia
      This article deals with the history of Colombia, a country in South America.-Pre-Colombian period:Approximately 10,000 years BC hunter-gatherer societies existed near present-day Bogotá , and they traded with one another and with cultures living in the Magdalena River valley...

       & Ecuador
      History of Ecuador
      The History of Ecuador extends over a 9,000-year period. During this time a variety of cultures and territories influenced what has become the Republic of Ecuador...

    • 987 General history of South America; Venezuela
      History of Venezuela
      This article discusses the history of Venezuela. See also the history of South America.-Pre-Columbian period:Archeologists have discovered evidence of the earliest known inhabitants of the Venezuelan area in the form of leaf-shaped flake tools, together with chopping and plano–convex scraping...

    • 988 General history of South America; Guiana
      History of Guyana
      The recorded history of Guyana can be dated back to 1498, approximately 500 years ago, when it was rediscovered by Europeans. The history of Guyana is punctuated by battles that were fought and won, and possessions that were lost and regained, while the Spanish, French, Dutch and British wrangled...

    • 989 General history of South America; Paraguay
      History of Paraguay
      The history of Paraguay is poorly documented, as almost no archaeological research has been done and little is known of Paraguay's pre-Columbian history. What is certain is that the eastern part of the country was occupied by Guaraní peoples for at least 1,000 years before the Spanish colonization...

       & Uruguay
      History of Uruguay
      This is about the history of Uruguay.-Pre-Columbian times and colonization:The only documented inhabitants of Uruguay before European colonization of the area were the Charrua, a small tribe driven south by the Guaraní of Paraguay...

  • 990 General history of other areas
    • 991 Not assigned or no longer used
    • 992 Not assigned or no longer used
    • 993 General history of other areas; New Zealand
      History of New Zealand
      The history of New Zealand dates back at least 700 years to when it was discovered and settled by Polynesians, who developed a distinct Māori culture centred on kinship links and land. The first European explorer to discover New Zealand was Abel Janszoon Tasman on 13 December 1642...

    • 994 General history of other areas; Australia
      History of Australia
      The History of Australia refers to the history of the area and people of Commonwealth of Australia and its preceding Indigenous and colonial societies. Aboriginal Australians are believed to have first arrived on the Australian mainland by boat from the Indonesian archipelago between 40,000 to...

    • 995 General history of other areas; Melanesia
      Melanesia
      Melanesia is a subregion of Oceania extending from the western end of the Pacific Ocean to the Arafura Sea, and eastward to Fiji. The region comprises most of the islands immediately north and northeast of Australia...

      ; New Guinea
      History of Papua New Guinea
      The prehistory of Papua New Guinea can be traced back to about 60,000 years ago when people first migrated towards the Australian continent. The written history began when European navigators first sighted New Guinea in the early part of the 16th century....

    • 996 General history of other areas; Other parts of Pacific Polynesia
      Polynesia
      Polynesia is a subregion of Oceania, made up of over 1,000 islands scattered over the central and southern Pacific Ocean. The indigenous people who inhabit the islands of Polynesia are termed Polynesians and they share many similar traits including language, culture and beliefs...

    • 997 General history of other areas; Atlantic Ocean islands
    • 998 General history of other areas; Arctic islands & Antarctica
      History of Antarctica
      The history of Antarctica emerges from early Western theories of a vast continent, known as Terra Australis, believed to exist in the far south of the globe...

    • 999 Extraterrestrial worlds

See also

  • Dewey Decimal Classification System
    Dewey Decimal Classification
    Dewey Decimal Classification, is a proprietary system of library classification developed by Melvil Dewey in 1876.It has been greatly modified and expanded through 23 major revisions, the most recent in 2011...

  • Library of Congress Classification System
    Library of Congress Classification
    The Library of Congress Classification is a system of library classification developed by the Library of Congress. It is used by most research and academic libraries in the U.S. and several other countries; for example, Australia and Taiwan, R.O.C. It is not to be confused with the Library of...

  • Comparison of Dewey and Library of Congress subject classification
    Comparison of Dewey and Library of Congress subject classification
    This is a comparison chart showing how the Dewey Decimal and Library of Congress Classification systems organize resources by concept, in part for the purpose of assigning call numbers...

  • OCLC
    OCLC
    OCLC Online Computer Library Center, Inc. is "a nonprofit, membership, computer library service and research organization dedicated to the public purposes of furthering access to the world’s information and reducing information costs"...

  • WorldCat
    WorldCat
    WorldCat is a union catalog which itemizes the collections of 72,000 libraries in 170 countries and territories which participate in the Online Computer Library Center global cooperative...


External links

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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