quercetin [kwur-si-tin] ExamplesWord Origin noun Chemistry.
- a yellow, crystalline, slightly water-soluble powder, C15H10O7, obtained from the bark of the quercitron and other vegetable substances, used as a yellow dye; flavin.
Origin of quercetin 1855–60; New Latin quercēt(um) an oak grove (Latin querc(us) oak (see) + -ētum suffix of places where a given plant grows) + Also called . Related formsquer·cet·ic [kwer-set-ik, -see-tik] /kwərˈsɛt ɪk, -ˈsi tɪk/, adjective Examples from the Web for quercetin Contemporary Examples of quercetin
Apples contain an anti-inflammatory flavonoid called quercetin, while red wine contains the flavonoid catechin.
March 18, 2010
Historical Examples of quercetin
It contains two coloring principles, quercetrin and quercetin.
William E. Austin
A very minute proportion of quercetin, a principle yielded by quercitron bark, has been obtained from catechu.
British Dictionary definitions for quercetin quercetin quercitin noun
- a yellow crystalline pigment found naturally in the rind and bark of many plants. It is used in medicine to treat fragile capillaries. Formula: C 15 H 10 O 7; melting pt: 316–7°CAlso called: flavin
Derived Formsquercetic (kwɜːˈsɛtɪk, -ˈsiː-), adjectiveWord Origin for quercetin C19: from Latin quercētum an oak forest (from quercus an oak) + -in quercetin in Medicine quercetin [kwûr′sĭ-tĭn] n.
- A yellow powdered crystalline compound produced synthetically or occurring as a glycoside in the rind and bark of numerous plants, used medicinally to treat abnormal capillary fragility.meletin