/ Dictionary / Index M malic acid: Meaning and Definition of Find definitions for: mal'ic ac'id Pronunciation: [key] a colorless, crystalline, water-soluble solid, CHO, occurring in apples and other fruits and as an intermediate in animal metabolism. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. malic malice Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language