flavonoid flavone • flavoprotein · · · Info · Definitions · Characters · · flavonoid · · Text Latin · · Script 9 · · Length 3 · · Syllables Definitions · · · (noun) any of a large class of plant pigments having a chemical structure based on or similar to flavone. · · Noun Definition 1 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F v latin small letter v U+0076