Noun

(-)

The act of differentiating.

The act of distinguishing or describing a thing, by giving its different, or specific difference; exact definition or determination.

The gradual formation or production of organs or parts by a process of evolution or development, as when the seed develops the root and the stem, the initial stem develops the leaf, branches, and flower buds; or in animal life, when the germ evolves the digestive and other organs and members, or when the animals as they advance in organization acquire special organs for specific purposes.

(geology) The process of separation of cooling magma into various rock types.

(calculus) The process of determining the derived function of a function.

Noun

The act of identifying, or proving to be the same.

Much education and experience is required for proper identification of bird species

The state of being identified.

A particular instance of identifying something.

information necessary to make a good identification

A document or documents serving as evidence of a person's identity.

The authorities asked for his identification

A feeling of support, sympathy, understanding or belonging towards somebody or something.

* {{quote-book

, year=1998 , author=Hugh Berrington , title=Britain in the nineties , chapter= citation , isbn= , page=192 , passage=In the English South and Midlands, identification' with Britain ran well ahead of '''identification''' with the region; in Yorkshire and the northern England, '''identification''' with the region ran about equal to '''identification''' with Britain; and in Scotland and Wales (but more especially in Scotland) '''identification''' with the region ('Scotland' or 'Wales') ran well ahead of ' identification with Britain.}}