- an oak, Quercus velutina, of eastern North America, the inner bark of which yields a yellow dye.
- the bark itself.
- the dye obtained from this bark.
Origin of quercitron
1785–95; < Latin quer(cus) oak + citron
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for quercitron
Quercitron, which should be brought slowly to the boil and boiled for a few minutes only.Vegetable Dyes
Ethel M. Mairet
In America quercitron is used for tanning, and in Europe for dyeing only.Cooley's Practical Receipts, Volume II
Quercitron is the inner bark of a species of oak (Quercus tinctoria) found in the United States.Principles and Practice of Fur Dressing and Fur Dyeing
William E. Austin
Quercitron bark is an excellent dye-stuff employed by wool-dyers for the production of bright orange and yellow colours.The New Gresham Encyclopedia
If a dead black is wanted, add some decoction of quercitron or turmeric to the bath.The Practical Ostrich Feather Dyer