tannin
tan-nin
noun
A bitter, astringent compound found in plants, used in tanning and dyeing.
"Red wine contains tannins, giving it a dry taste."
Thesaurus
Synonyms: tannic acid
tan-nin
A bitter, astringent compound found in plants, used in tanning and dyeing.
"Red wine contains tannins, giving it a dry taste."
Synonyms: tannic acid