/ Dictionary / Index M microbarograph: Meaning and Definition of Find definitions for: mi•cro•bar•o•graph Pronunciation: (mī"kru-bär'u-graf", -gräf"), [key] — n. Meteorol. a barograph for recording minute fluctuations of atmospheric pressure. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. microbarogram microbe Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language