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quercitrin |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Quercitrin \Quer"cit*rin\, n. [Cf. F. quercitrin. See {Quercitron}.] (Chem.) A glucoside extracted from the bark of the oak ({Quercus}) as a bitter citron-yellow crystalline substance, used as a pigment and called {quercitron}.