[doo-uh-tohn, dyoo-]


of two tones or colors.


a picture in two tones or colors.
  1. 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.
  2. an illustration printed by this method.

Origin of duotone

First recorded in 1905–10; duo- + tone
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for duotone

Historical Examples of duotone

  • Beautiful results are obtained in two colors by the "duograph" or "duotone" processes, the plates being made for two printings.

British Dictionary definitions for duotone


noun printing

a process for producing halftone illustrations using two shades of a single colour or black and a colour
a picture produced by this process
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012