noun \ˈflā-və-ˌnid\

Definition of FLAVONOID

:  any of a group of oxygen-containing aromatic antioxidant compounds that includes many common pigments (as the anthocyanins and flavones)


flavone + -oid
First Known Use: 1947


noun    (Concise Encyclopedia)

Organic compound, any member of a class of biological pigments containing no nitrogen that are found in many plants. They include anthoxanthins, which give yellow colours, often to flower petals, and anthocyanins, largely responsible for the red colouring of buds and young shoots and the purple and purple-red colours of autumn leaves. Their biological function is unknown; they may attract pollinators and seed dispersers.

Variants of FLAVONOID

flavonoid or flavone


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