Pronunciation: (flā'vin), [key]
1. a complex heterocyclic ketone that is common to the nonprotein part of several important yellow enzymes, the flavoproteins.
2. quercetin. Also,flavine.
a combining form occurring in compound words which denote natural derivatives of flavin: riboflavin.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.