the 3-hydroxy derivative of flavone, many of whose derivatives, as quercetin, are naturally occurring yellow dyes.
any derivative of this compound.
Origin of flavonol
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a flavonoid that occurs in red wine and is said to offer protection against heart disease
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012