Constitution of India
The Constitution of India (Hindi
Standard Hindi, or more precisely Modern Standard Hindi, also known as Manak Hindi , High Hindi, Nagari Hindi, and Literary Hindi, is a standardized and sanskritized register of the Hindustani language derived from the Khariboli dialect of Delhi...

: भारतीय संविधान; see also names in the other official languages
Names of the Indian Constitution in the official languages of India
Below is a list of word Indian Constitution written in the official languages of India....

) is the supreme law
A constitution is a set of fundamental principles or established precedents according to which a state or other organization is governed. These rules together make up, i.e. constitute, what the entity is...

 of India
India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

. It lays down the framework defining fundamental political principles, establishes the structure, procedures, powers, and duties of government institutions, and sets out fundamental rights, directive principles
Directive Principles in India
The Directive Principles of State Policy are guidelines to the central and state governments of India, to be kept in mind while framing laws and policies...

, and the duties of citizens. It is the longest written constitution of any sovereign country in the world, containing 448 Although the last article of the Constitution is Article 395, the total number, as of March 2011 is 448.