IR
Encyclopedia
Ir or ir may refer to:
IR may refer to:
- the abbreviation (Ir.) for the title of Ingénieur (Engineer), a person practicing the profession of engineering
- IridiumIridiumIridium is the chemical element with atomic number 77, and is represented by the symbol Ir. A very hard, brittle, silvery-white transition metal of the platinum family, iridium is the second-densest element and is the most corrosion-resistant metal, even at temperatures as high as 2000 °C...
(chemical symbol Ir), the 77th element - .ir.ir.ir is the Internet country code top-level domain for Iran. It is managed by the Institute for Studies in Theoretical Physics and Mathematics.- Second-level domains :* .ir – public...
, the Internet country code top-level domain for Iran
IR may refer to:
- IranIranIran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...
, which has the country code IR - International RelationsInternational relationsInternational 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...
, in political science, the study of foreign affairs of and relations among states - Investor relationsInvestor relationsInvestor Relations is a strategic management responsibility that integrates finance, communication, marketing and securities law compliance to enable the most effective two-way communication between a company, the financial community, and other constituencies, which ultimately contributes to a...
, a management responsibility in which companies disclose information for regulatory compliance and for bond/share-holders to make investment judgments
Organizations
- Illinois Railway
- Indian RailwaysIndian RailwaysIndian Railways , abbreviated as IR , is a departmental undertaking of Government of India, which owns and operates most of India's rail transport. It is overseen by the Ministry of Railways of the Government of India....
, the state-owned railway company of India - Industrial relations (labor relations)
- Ingersoll RandIngersoll RandIngersoll-Rand plc is a $13 billion global diversified industrial company founded in 1871. The Ingersoll Rand name came into use in 1905 through the combination of Ingersoll-Sergeant Drill Company and Rand Drill Company...
(NYSE trading symbol IR) - Integrated ResortIntegrated ResortAn integrated resort is a resort with a wide variety of leisure and entertainment attractions, all housed in one resort property. The first known integrated resort began in early 1980s in Malaysia, when Resorts World Genting was developed from a single hotel with casino facility to a variety of...
, a euphemism for a casino in Singapore - Internal Revenue ServiceInternal Revenue ServiceThe Internal Revenue Service is the revenue service of the United States federal government. The agency is a bureau of the Department of the Treasury, and is under the immediate direction of the Commissioner of Internal Revenue...
, the United States government agency that collects taxes and enforces the internal revenue laws - International RectifierInternational RectifierInternational Rectifier Corp. is a manufacturer of power semiconductors , located in El Segundo, California, USA...
, a manufacturer of power semiconductors - International Rescue CorpsInternational Rescue CorpsThe International Rescue Corps is a volunteer organization involved in disaster rescue, based in Grangemouth, Scotland.It is an independent United Nations registered disaster rescue service with an accredited UK National Open College Network qualification in Urban Search and Rescue...
, an organization inspired by the Thunderbirds TV series - Iran AirIran AirIran Air , formally Airline of the Islamic Republic of Iran is the flag carrier airline of Iran, operating services to 60 destinations, 35 international and 25 domestic. The cargo fleet operates services to 20 scheduled and 5 charter destinations...
(IATA airline code IR) - Iarnród ÉireannIarnród ÉireannIarnród Éireann is the national railway system operator of Ireland. Established on 2 February 1987, it is a subsidiary of Córas Iompair Éireann . It operates all internal intercity, commuter and freight railway services in the Republic of Ireland, and, jointly with Northern Ireland Railways, the...
(Irish Rail), the national passenger and freight railway system of the Republic of Ireland - Islamic ReliefIslamic ReliefIslamic Relief Worldwide is a Muslim international relief and development organization consisting of a family of 15 aid agencies that aims to alleviate the suffering of the world’s poorest people...
Science and medicine
- Incident reportIncident reportIn a health care facility, such as a hospital, nursing home, or assisted living, an incident report or accident report is a form that is filled out in order to record details of an unusual event that occurs at the facility, such as an injury to a patient...
- InfraredInfraredInfrared light is electromagnetic radiation with a wavelength longer than that of visible light, measured from the nominal edge of visible red light at 0.74 micrometres , and extending conventionally to 300 µm...
, a portion of the electromagnetic radiation spectrum - Insulin receptorInsulin receptorIn molecular biology, the insulin receptor is a transmembrane receptor that is activated by insulin. It belongs to the large class of tyrosine kinase receptors....
, a transmembrane receptor that is activated by insulin - Insulin resistanceInsulin resistanceInsulin resistance is a physiological condition where the natural hormone insulin becomes less effective at lowering blood sugars. The resulting increase in blood glucose may raise levels outside the normal range and cause adverse health effects, depending on dietary conditions. Certain cell types...
- Inverted repeatInverted repeatAn inverted repeat is a sequence of nucleotides that is the reversed complement of another sequence further downstream.For example, 5'---GACTGC....GCAGTC---3'. When no nucleotides intervene between the sequence and its downstream complement, it is called a palindrome. Inverted repeats define the...
, a sequence of nucleotides that is the reversed complement of another sequence further downstream - Interventional radiologyInterventional radiologyInterventional radiology is a specialty of radiology, in which image-guided procedures are used to diagnose and treat a multitude of diseases across all body systems...
- Ionizing radiationIonizing radiationIonizing radiation is radiation composed of particles that individually have sufficient energy to remove an electron from an atom or molecule. This ionization produces free radicals, which are atoms or molecules containing unpaired electrons...
- Immediate release (as opposed to sustained releaseSustained releaseTime release technology, also known as sustained-release , sustained-action , extended-release , time-release or timed-release, controlled-release , modified release , or continuous-release , is a mechanism used in pill tablets or capsules to...
) tabletTabletA tablet is a pharmaceutical dosage form. It comprises a mixture of active substances and excipients, usually in powder form, pressed or compacted from a powder into a solid dose...
s
Finance
- Interest rateInterest rateAn interest rate is the rate at which interest is paid by a borrower for the use of money that they borrow from a lender. For example, a small company borrows capital from a bank to buy new assets for their business, and in return the lender receives interest at a predetermined interest rate for...
or (when referring to an asset class) interest rate derivativeInterest rate derivativeAn interest rate derivative is a derivative where the underlying asset is the right to pay or receive a notional amount of money at a given interest rate... - Information ratioInformation ratioThe Information ratio is a measure of the risk-adjusted return of a financial security . It is also known as Appraisal ratio and is defined as expected active return divided by tracking error, where active return is the difference between the return of the security and the return of a selected...
when referring to risk-adjusted returns of a financial security
Computing
- Adobe ImageReadyAdobe ImageReadyAdobe ImageReady is a bitmap graphics editor that was shipped with Adobe Photoshop by Adobe Systems for almost ten years. ImageReady is written in the C++ programming language...
, a bitmap graphics editor shipped with Adobe Photoshop by Adobe Systems - Information retrievalInformation retrievalInformation retrieval is the area of study concerned with searching for documents, for information within documents, and for metadata about documents, as well as that of searching structured storage, relational databases, and the World Wide Web...
, the science of searching for information in or as documents or databases - Information revolution, one of the theoretical frameworks within which trends in current society can be conceptualized
- Institutional repositoryInstitutional repositoryAn Institutional repository is an online locus for collecting, preserving, and disseminating - in digital form - the intellectual output of an institution, particularly a research institution....
, a digital collection for preserving the intellectual output of an institution - Institutional researchInstitutional researchInstitutional research is a broad category of work done at schools, colleges and universities to inform campus decision-making and planning in areas such as admissions, financial aid, curriculum, enrollment management, staffing, student life, finance, facilities, athletics, and alumni...
, the collection, analysis, and reporting of institutional data - Instruction registerInstruction registerIn computing, an instruction register is the part of a CPU's control unit that stores the instruction currently being executed or decoded. In simple processors each instruction to be executed is loaded into the instruction register which holds it while it is decoded, prepared and ultimately...
, part of a CPU's control unit - Intermediate representation, a computer data structure
Popular culture
- I.R. Baboon from the cartoon series I Am WeaselI Am WeaselI Am Weasel is an American animated television series produced by Cartoon Network Studios in co-production with Hanna-Barbera, created by David Feiss, and broadcast on Cartoon Network....
- In RainbowsIn RainbowsIn Rainbows is the seventh studio album by the English rock band Radiohead. It was first released on 10 October 2007 as a digital download self-released, that customers could order for whatever price they saw fit, followed by a standard CD release in most countries during the last week of 2007. The...
, the seventh studio album by the alternative rock band Radiohead
Other
- Injured reserve list, a reserve list for professional teams to use if a player is injured and unable to play for an extended time
- International rules footballInternational rules footballInternational rules football is a team sport consisting of a hybrid of football codes, which was developed to facilitate international representative matches between Australian rules football players and Gaelic football players....
a hybrid code of football - Independent-Republican Party of Minnesota, currently known as Republican Party of MinnesotaRepublican Party of MinnesotaThe Republican Party of Minnesota is the Minnesota branch of the United States Republican Party. Elected by the party’s state central committee in June 2009, its chairman is Tony Sutton, and its deputy-chairman is Michael Brodkorb.-Early history:...
- International relationsInternational relationsInternational 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...
, in political science, the study of foreign affairs of and relations among states - Instrument ratingInstrument ratingInstrument rating refers to the qualifications that a pilot must have in order to fly under IFR . It requires additional training and instruction beyond what is required for a Private Pilot certificate or Commercial Pilot certificate, including rules and procedures specific to instrument flying,...
, the qualifications a pilot must have in order to fly under Instrument Flight Rules (IFR) - Impulse responseImpulse responseIn signal processing, the impulse response, or impulse response function , of a dynamic system is its output when presented with a brief input signal, called an impulse. More generally, an impulse response refers to the reaction of any dynamic system in response to some external change...
, is a function of a dynamic system of its output when presented with a brief input signal - Imaginary RealitiesImaginary RealitiesImaginary Realities was an influential MUD community online magazine running from September 1998 to December 2001. It was hosted under the auspices of George Reese's Center for Imaginary Environments at imaginary.com...
, a MUD community online magazine - International Rescue (disambiguation)
- Interracial (disambiguation)
- In mathematics, the set of real numbers is sometimes written on computers as "IR", the I standing as the R's double-bar.