Try Our Apps


The Best Internet Slang


[kwur-si-tin] /ˈkwɜr sɪ tɪn/
noun, Chemistry.
a yellow, crystalline, slightly water-soluble powder, C 1 5 H 1 0 O 7 , obtained from the bark of the quercitron and other vegetable substances, used as a yellow dye; flavin.
Also called meletin.
Origin of quercetin
1855-60; < New Latin quercēt(um) an oak grove (Latin querc(us) oak (see quercine) + -ētum suffix of places where a given plant grows) + -in2
Related forms
[kwer-set-ik, -see-tik] /kwərˈsɛt ɪk, -ˈsi tɪk/ (Show IPA),
adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for quercetin
Contemporary Examples
Historical Examples
British Dictionary definitions for quercetin


a yellow crystalline pigment found naturally in the rind and bark of many plants. It is used in medicine to treat fragile capillaries. Formula: C15H10O7; melting pt: 316–7°C Also called flavin
Derived Forms
quercetic (kwɜːˈsɛtɪk; -ˈsiː-) adjective
Word Origin
C19: from Latin quercētum an oak forest (from quercus an oak) + -in
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
quercetin in Medicine

quercetin quer·ce·tin (kwûr'sĭ-tĭn)
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. Also called meletin.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for quercetin

Few English speakers likely know this word

Word Value for quercetin

Scrabble Words With Friends

Nearby words for quercetin