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microdensitometer

American  
[mahy-kroh-den-si-tom-i-ter] / ˌmaɪ kroʊˌdɛn sɪˈtɒm ɪ tər /

noun

Photography.

  1. a densitometer for measuring the density of minute areas of photographic negatives.

Etymology

Origin of microdensitometer

First recorded in 1930–35; micro- + densitometer

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.