释义 |
quercitannin Chem.|kwɜːsɪˈtænɪn| [f. L. querci- oak- + tannin.] A form of tannin obtained from oak-bark. So querciˈtannic a., in quercitannic acid = quercitannin.
1845W. Gregory Outl. Org. Chem. 416 Tannic Acid..Syn. Quercitannic Acid, Tannine. This acid occurs chiefly in oak-bark and in nut-galls. 1852C. Morfit Tanning and Currying (1853) 78 The tannin of tea is similar in properties to quercitannin. 1895Naturalist 25 A tannin, which is probably quercitannin. |