/ Dictionary / Index M microbalance: Meaning and Definition of Find definitions for: mi•cro•bal•ance Pronunciation: (mī'kru-bal"uns), [key] — n. Chem. a balance for weighing minute quantities of material. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: microbalance (Thesaurus) microbacterium microbar 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