/ Dictionary / Index T tonality: Meaning and Definition of Find definitions for: to•nal•i•ty Pronunciation: (tō-nal'i-tē), [key] — pl. -ties. the sum of relations, melodic and harmonic, existing between the tones of a scale or musical system. a particular scale or system of tones; a key. (in painting, graphics, etc.) the system of tones or tints, or the color scheme, of a picture. the quality of tones. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tonality (Thesaurus) tonalist to-name 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