/ Dictionary / Index M microdensitometer: Meaning and Definition of Find definitions for: mi•cro•den•si•tom•e•ter Pronunciation: (mī"krō-den"si-tom'i-tur), [key] — n. Photog. a densitometer for measuring the density of minute areas of photographic negatives. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. microcyte microdetector Related Content Daily Word Quiz: miscreant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language