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BNC: 27884 COCA: 22455

tannin

1 ENTRIES FOUND:
tannin /ˈtænən/ noun
plural tannins
tannin
/ˈtænən/
noun
plural tannins
Learner's definition of TANNIN
[count, noncount]
: a reddish acid that comes from plants, is used in making ink and leather, and occurs in various foods and drinks (such as wine)鞣酸;单宁酸
called also tannic acid

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