quercitron
NounWordNet 3.0
Noun (2)
- a yellow dye made from the bark of the quercitron oak tree
- 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-tippedSynonyms: black oakyellow oakquercitron oakQuercus velutina
Webster's Dictionary (GCIDE)
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]
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 Texas. [1913 Webster]
2.Quercitrin, used as a pigment. See Quercitrin. [1913 Webster]