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Definition of: quercetin
(kwûr′sə·tin) noun Biochem.
A yellow crystalline compound, C15Η10O7·Η2Ο, found in the bark of the American oak and in the rind of certain fruits: used as a base for dye-stuffs. [Prob. <L quercus oak + -IN]
—quer·cet·ic (kwər·set′ik, -sē′tik) adjective
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