Hypertext Webster Gateway: "quercitrin"
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}.
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