/ Dictionary / Index C copulate: Meaning and Definition of Find definitions for: cop•u•late Pronunciation: (v.kop'yu-lāt"adj.kop'yu-lit), [key] — v., adj. -lat•ed, -lat•ing, —v.i. to engage in sexual intercourse. —adj. connected; joined. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: copulate (Thesaurus) copula copulation Related Content Daily Word Quiz: penurious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language