/ Dictionary / Index M mucic acid: Meaning and Definition of Find definitions for: mu'cic ac'id Pronunciation: [key] a white, crystalline, water-soluble powder, CHO, obtained by the oxidation of certain gums, milk sugar, or galactose, and used chiefly in organic synthesis. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mucic mucid Related Content Daily Word Quiz: abominable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language