noun Etymology: German, from Greek pepsis digestion, from pessein Date: circa 1844 a protease of the stomach that breaks down most proteins to polypeptides, a preparation containing ~ that is obtained from the stomach especially of the hog and is used especially as a digestive aid
PEPSIN
Meaning of PEPSIN in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012