/ Dictionary / Index B bitonal: Meaning and Definition of Find definitions for: bi•ton•al Pronunciation: (bī-tōn'l), [key] — adj. Music. marked by or using bitonality. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Bitola bitonality Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language