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dot etching

American  

noun

Printing.

  1. a method of making corrections in halftone positives or negatives by using chemicals to reduce the size of halftone dots.

Etymology

Origin of dot etching

First recorded in 1945–50

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.