quinoˈtannic, a. Chem.
[f. quin-a + -o- + tannic.]
quinotannic acid, a form of tannic acid found in cinchona bark. Hence quinoˈtannate.
| 1868 Watts Dict. Chem. V. 30 Quinotannic acid is a light-yellow, friable, very hygroscopic mass, which becomes electric by friction. Ibid., The quinotannate of lead. |