/ Dictionary / Index T tetravalent: Meaning and Definition of Find definitions for: tet•ra•va•lent Pronunciation: (te"tru-vā'lunt, te-trav'u-), [key] — adj. Chem. having a valence of four, as Pt⫀. quadrivalent. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tetravalent (Thesaurus) tetrasyllable tetrazene Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language