/ Dictionary / Index D duotype: Meaning and Definition of Find definitions for: du•o•type Pronunciation: (d'u-tīp", dy'-), [key] — n. Print. two halftone plates made from a monochrome original but etched differently to create two values of intensity when superimposed in printing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. duotone dup Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language