flavone

[ fley-vohn ]
/ ˈfleɪ voʊn /

noun Chemistry.

a colorless, crystalline, water-insoluble compound, C15H10O2, the parent substance of a group of naturally occurring derivatives some of which have been used as yellow dyes.
any derivative of this compound.

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Origin of flavone

1895–1900; < German Flavon; see flavo-, -one
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for flavone

flavone
/ (ˈfleɪvəʊn) /

noun

a crystalline compound occurring in plants. Formula: C 15 H 10 O 2
any of a class of yellow plant pigments derived from flavone

Word Origin for flavone

C19: from German Flavon, from Latin flāvus yellow + -one
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