Sentence examples for nutgall from inspiring English sources
noun
A kind of gall on a tree formed in response to damage or parasite, with a nut-like shape.
It is produced by extraction with water or organic solvents from Turkish or Chinese nutgall.
At first, he used Waterman's, but he found that it didn't fade fast enough to simulate hundred-year-old inks, so he worked out a formula of his own, which involved mixing pulverized nutgall or rust filings with water.
"It's a really good product for nut farmers and stone fruit farmers," Mitch Davis, a company spokesman, said of the compost, adding that it also helps control nutgall, a fungal disease that afflicts walnut trees.
The nutgalls produced on many Quercus species are excellent sources of tannin.
North American Indians used the bark or nutgalls of several Quercus species to combat dysentery; the astringent properties of the tannins served as a powerful medicine.
For many centuries the practice of using ohaguro ("toothblack") in Japan not only was popular but was believed to preserve teeth and prevent decay; the acorns of Q. cyclophora and the nutgalls of Chinese oaks were often the source of the tannin in this solution.
