/ Dictionary / Index T trivalent: Meaning and Definition of Find definitions for: tri•va•lent Pronunciation: (trī-vā'lunt, triv'u-lunt), [key] — adj. having a valence of three. having three binding sites, as certain antigens. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: trivalent (Thesaurus) triunity trivalve Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language