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duotype

American  
[doo-uh-tahyp, dyoo-] / ˈdu əˌtaɪp, ˈdyu- /

noun

Printing.

  1. two halftone plates made from a monochrome original but etched differently to create two values of intensity when superimposed in printing.

Etymology

Origin of duotype

First recorded in 1910–15; duo- + -type

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.