Definition of quercetin in English:


Syllabification: quer·ce·tin
Pronunciation: /ˈkwərsədin/


A yellow crystalline pigment present in plants, used as a food supplement to reduce allergic responses or boost immunity.
More example sentences
  • Due to the poor bioavailability of quercetin, this author utilizes a water-soluble quercetin analogue - quercetin chalcone.
  • This reduction of quercetin potentially gives QC the same anticancer effects of quercetin with the hydrophilic effect of a chalcone.
  • Green, red, and purple grapes all contain important plant chemicals, like quercetin and catechins.


mid 19th century: probably from Latin quercetum 'oak grove' (from quercus 'oak') + -in1.

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Pronunciation: ˈnɔɪs(ə)m
having an extremely offensive smell