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 is used in medicine and in the arts. It is also known by the names
terra japonica,
cutch,
gambier, etc.
Ure. Dunglison. [
1913 Webster]