/ Dictionary / Index T truth-value: Meaning and Definition of Find definitions for: truth-val•ue Pronunciation: (trth'val"y), [key] — n. Logic. the truth or falsehood of a proposition: The truth-value of “2 + 2 = 5” is falsehood. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. truth table try Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language