/ Dictionary / Index M metrology: Meaning and Definition of Find definitions for: me•trol•o•gy Pronunciation: (mi-trol'u-jē), [key] — pl. -gies. the science of weights and measures. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: metrology (Thesaurus) Metroliner metronidazole Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language