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tannin

DEFINITIONS OF: tannin

1

n any of various complex phenolic substances of plant origin; used in tanning and in medicine

Synonyms:
tannic acid
Types:
cutch, kutch
tannin extract derived from any of several mangrove barks of Pacific areas
catechin
a tannic acid that is extracted from black catechu as a white crystalline substance
Type of:
phenol
any of a class of weakly acidic organic compounds; molecule contains one or more hydroxyl groups
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