Definition Of identity
a close similarity or affinity.
the initiative created an identity between the city and the suburbs
a transformation that leaves an object unchanged.
Any object, indeed any molecule, will contain at least one of these symmetry elements - the operation C 1 known as the identity operation - a rotation of 360°, the equivalent of doing nothing.
the equality of two expressions for all values of the quantities expressed by letters, or an equation expressing this, e.g., ( x + 1) 2 = x 2 + 2 x + 1.
Identity and equality are two fundamental binary relations which relate expressions of a given type.
the fact of being who or what a person or thing is.
he knows the identity of the bombers
Example Of identity
After nine decades, our national identity has changed dramatically.
All candidates were expected to have identity cards bearing their photographs to prevent other people sitting examinations for them.
All facts, including the identity of the killer, are assessed on the basis of a single criterion: the extent to which they serve their own cause.
an identity between the company's own interests and those of the local community
an identity card