Definitions
1.pronounThe same.
2.nounThe act of identifying, or proving to be the same."Much education and experience is required for proper identification of bird species"
3.nounThe state of being identified.
4.nounA particular instance of identifying something."information necessary to make a good identification"
5.nounA document or documents serving as evidence of a person's identity."The authorities asked for his identification"
6.nounA feeling of support, sympathy, understanding or belonging towards somebody or something.
7.nounSomeone who identifies; a person who establishes the identity of.
8.nounSomething that identifies or uniquely points to something or someone else.
9.nounA guidebook that helps determine the specific class of an object (such as a mushroom, herb, fish, bird, drug, or mineral), or its individual identity (such as that of a star).
10.noun(operating systems) A formal name used in source code to refer to a variable, function, procedure, package, etc. or in an operating system to refer to a process, user, group, etc.
11.nounA code that distinguishes a particular element from all other elements in a document.
12.nounA primary key.
13.nounA document which may be used to prove a person's identity.