Verb

To establish the identity of someone or something.

*

(biology) To establish the taxonomic classification of an organism.

*

To equate or make the same; to unite or combine into one.

* D. Ramsay

Every precaution is taken to identify the interests of the people and of the rulers.

* Burke

Let us identify , let us incorporate ourselves with the people.

(reflexive) To have a strong affinity (with); to feel oneself to be modelled on or connected to.

* 1999 , Joyce Crick, translating Sigmund Freud, The Interpretation of Dreams , Oxford 2008, p. 117:

The dream is given a new interpretation if in her dream she means not herself but her friend, if she has put herself in the place of her friend, or, as we may say, she has identified herself with her.

To associate oneself with some group.

*

To claim an identity; to describe oneself as a member of a group; to assert the use of a particular term to describe oneself.

* {{quote-magazine

, year=2010 , author= , title=Youth Who Self-Identify as Gay, Lesbian or Bisexual at Higher Suicide Risk, Say Researchers , date=Feb. 6, 2010 , magazine=Science Daily citation , passage="The main message is that it's the interface between individuals and society that causes students who identify as gay, lesbian, or bisexual the most distress," said study first author Yue Zhao. }}

Verb

(differentiat)

To show, or be the distinction between two things.

* Earle

The word "then" was differentiated into the two forms "then" and "than".

* {{quote-book, year=1933

, passage=The mass of the rich and poor are differentiated by their incomes and nothing else, and the average millionaire is only the average dishwasher dressed in a new suit. , author=George Orwell, title=Down and Out in Paris and London, chapter=Ch. XXII, page=120, publisher=Harvest / Harcourt paperback edition}}

To perceive the difference between things; to discriminate.

* {{quote-book, title=, year=1964

, passage=he refused to instruct that actual intent to harm or recklessness had to be found before punitive damages could be awarded, or that a verdict for respondent should differentiate between compensatory and punitive damages.}}

(intransitive) To modify, or be modified.

(mathematics) To calculate the derivative of a function.

(mathematics) To calculate the differential of a function of multiple variables.

(biology) To produce distinct organs or to achieve specific functions by a process of development called differentiation.

* {{quote-book, title=, year=1930, author=Robert Evans Snodgrass

, passage=In Chapter IV we learned that every animal consists of a body, or soma, formed of cells that are differentiated from the germ cells usually at an early stage of development.}}