/ Dictionary / Index D duotone: Meaning and Definition of Find definitions for: du•o•tone Pronunciation: (d'u-tōn", dy'-), [key] — adj. of two tones or colors. —n. a picture in two tones or colors. a method of printing an illustration either in a dark and a tinted shade of the same color or in two different colors from two plates of a monochrome original made from negatives at different screen angles. an illustration printed by this method. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. duopsony duotype Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language