/ Dictionary / Index D densitometer: Meaning and Definition of Find definitions for: den•si•tom•e•ter Pronunciation: (den"si-tom'i-tur), [key] — n. an instrument for measuring the density of negatives. a densimeter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: densitometer (Thesaurus) densimeter density Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language