/ Dictionary / Index D differentiate: Meaning and Definition of Find definitions for: dif•fer•en•ti•ate Pronunciation: (dif"u-ren'shē-āt"), [key] — v., -at•ed, -at•ing. —v.t. to form or mark differently from other such things; distinguish. to change; alter. to perceive the difference in or between. to make different by modification, as a biological species. to obtain the differential or the derivative of. —v.i. to become unlike or dissimilar; change in character. to make a distinction. (of cells or tissues) to change from relatively generalized to specialized kinds, during development. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: differentiate (Thesaurus) differential windlass differentiator Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language