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3 definitions found
 for quercitron
From The Collaborative International Dictionary of English v.0.48 :

  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.
     [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  Quercitron \Quer"cit*ron\, n. [F. quercitron, the name of the
     name of tree; L. quercus an oak + citrus the citron tree.]
     1. The yellow inner bark of the Quercus tinctoria, the
        American black oak, yellow oak, dyer's oak, or quercitron
        oak, a large forest tree growing from Maine to eastern
        [1913 Webster]
     2. Quercitrin, used as a pigment. See Quercitrin.
        [1913 Webster]

From WordNet (r) 3.0 (2006) :

      n 1: a yellow dye made from the bark of the quercitron oak tree
      2: medium to large deciduous timber tree of the eastern United
         States and southeastern Canada having dark outer bark and
         yellow inner bark used for tanning; broad five-lobed leaves
         are bristle-tipped [syn: black oak, yellow oak,
         quercitron, quercitron oak, Quercus velutina]

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