Quercetin definition

kwûrsĭ-tĭn
A yellow powdered crystalline compound, C15 H10 O7 , occurring as a glycoside in the rind and bark of numerous plants or synthesized and thought to have antihistaminic, anti-inflammatory, and antitumor properties.
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The yellow, crystalline dyestuff, C15H10O7, extracted from the inner bark of the black oak and also produced synthetically.
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A yellow flavonol, C15 H10 O7 , found in glycoside form in tea and in many vegetables and fruits. It is an antioxidant and is used as a dietary supplement for its supposed antihistaminic, anti-inflammatory, and antitumor properties.
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(biochemistry) A flavonol found in citrus fruit.
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Other Word Forms

Noun

Singular:
quercetin
Plural:
quercetins

Origin of quercetin

  • Latin quercētum oak forest (from quercus oak perkwu- in Indo-European roots) –in

    From American Heritage Dictionary of the English Language, 5th Edition