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Tannic acid
noun
Definitions
Noun
- 1 Any of various complex phenols extracted from the bark or galls of trees; used in tanning. countable, uncountable
"Its salts resemble those of caffeina. The tannate is soluble in an excess of tannic acid, in alcohol and boiling water."
- 2 any of various complex phenolic substances of plant origin; used in tanning and in medicine wordnet
Etymology
Calque of French acide tannique, introduced 1834 by the French chemist Théophile-Jules Pelouze.
See also for "tannic acid"
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