Breadcrumb Home > Dictionary > Index A anthocyanin: Meaning and Definition of Find definitions for: an•tho•cy•a•nin Pronunciation: (an"thu-sī'u-nin), [key] — n. Biochem. any of a class of water-soluble pigments that give flowers the colors ranging from red to blue. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. anthocarpous anthodium ✖ Related Content Daily Word Quiz: acronym Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language