/ Dictionary / Index T trifurcate: Meaning and Definition of Find definitions for: tri•fur•cate Pronunciation: (trī-fûr'kāt, trī'fur-kāt"adj.also trī-fûr'kit, trī'fur-), [key] — v., adj. -cat•ed, -cat•ing, —v.i. to divide into three forks or branches. —adj. divided into three forks or branches. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: trifurcate (Thesaurus) trifunctional trig Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language