ˈkwərˌsi.trən, -_sə̇.t-, (ˌ)kwərˈsi.t- noun
( -s )
Etymology: International Scientific Vocabulary, blend of New Latin Quercus and International Scientific Vocabulary citron (color)
1.
a. or quercitron oak : a black oak ( Quercus velutina )
b. : the bark of this oak that is rich in tannin and yellow coloring matter and is used in tanning and dyeing
c. : a yellow dye consisting of finely divided quercitron bark — see dye table I (under Natural Yellow 10 ), quercitrin
2. : orpiment 2