/ Dictionary / Index M maltose: Meaning and Definition of Find definitions for: malt•ose Pronunciation: (môl'tōs), [key] — n. Chem. a white, crystalline, water-soluble sugar, CHO&multiplydot;HO, formed by the action of diastase, esp. from malt, on starch: used chiefly as a nutrient, as a sweetener, and in culture media. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: maltose (Thesaurus) maltol maltreat Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language