noun Etymology: International Scientific Vocabulary catechu + 1-in Date: 1853 a crystalline flavonoid compound C 15 H 14 O 6 or its derivatives having antioxidant properties and used in dyeing and tanning
CATECHIN
Meaning of CATECHIN in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012