Catechu
21catechu — [ katɪtʃu:] noun a vegetable extract containing tannin, chiefly obtained from an Indian acacia tree and used for tanning and dyeing. Origin C17: mod. L., from Malay kacu …
22catechu — n. Cutch, gambier, Japan earth, Terra Japonica …
23catechu — cat·e·chu …
24catechu — n. astringent substance extracted from fruit, wood or leaves of several tropical plants including acacias and areca palm …
25catechu — n. (also cachou) gambier or similar vegetable extract, containing tannin. Etymology: mod.L f. Malay kachu …
26Bengal catechu — catechu. * * * …
27Acacia catechu — Catechu Cat e*chu, n. [See {Cashoo}.] (Chem.) A dry, brown, astringent extract, obtained by decoction and evaporation from the {Acacia catechu}, and several other plants growing in India. It contains a large portion of tannin or tannic acid, and… …
28black catechu — catechu (def. 1) …
29Acacia catechu — Scientific classification Kingdom: Plantae (unranked) …
30Acacia catechu —   Catechu …