duotone

[ doo-uh-tohn, dyoo- ]

adjective

1. of two tones or colors.

noun

1. a picture in two tones or colors.
2. Printing.
   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.

duotone

/ ˈdjuːəˌtəʊn /

noun

1. a process for producing halftone illustrations using two shades of a single colour or black and a colour
2. a picture produced by this process

Word History and Origins

Origin of duotone¹

First recorded in 1905–10; duo- + tone

Example Sentences

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

From Project Gutenberg