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The Collaborative International Dictionary
Caffetannic

Caffetannic \Caf`fe*tan"nic\, a. [Caffeic + tannic.] (Chem.) Pertaining to, or derived from, the tannin of coffee.

Caffetannic acid, a variety of tannin obtained from coffee berries, regarded as a glucoside. [1913 Webster] ||

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