/ Dictionary / Index T tritone: Meaning and Definition of Find definitions for: tri•tone Pronunciation: (trī'tōn"), [key] — n. Music. an interval consisting of three whole tones; an augmented fourth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. triton Tritonis Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language