Definition of flavone in English:

flavone

Line breaks: fla|vone
Pronunciation: /ˈfleɪvəʊn
 
/

noun

[mass noun] Chemistry
  • 1A colourless crystalline compound which is the basis of a number of white or yellow plant pigments.
    • A tricyclic aromatic compound; chemical formula: C15H10O2
    More example sentences
    • Flavonoids are plant derivatives of flavone with various degrees of hydroxylation and glycosidic substitutions.
    • The flavone apigenin, found in high concentrations in parsley, provides an effect similar to that of 13C - protecting the body from bad estrogens.
    • It has been recently reported the presence in Valeriana of the flavone 6-methylapigenin and the flavanone glycoside hesperidin.
  • 1.1 [count noun] Any of the plant pigments of which flavone is the basis.
    More example sentences
    • In the pre-stages, when the base and stalk cells were not fully developed, Naturstoffreagent A gave an orange-yellow fluorescence to flavones.
    • The secretory four-celled head showed up in the developing stage, becoming stained fluorescent orange with the Naturstoffreagent A which indicated flavones.
    • Honeysuckle flowers contain flavonols, flavones, catechins, isoflavanones, and anthocyanins.

Origin

late 19th century: from Latin flavus 'yellow' + -one.

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