rennin
nounAn enzyme that catalyzes the coagulation of milk, obtained from the fourth stomach of calves and other young ruminants or from genetically engineered microorganisms and used in making cheeses and junkets.
nounSame as
A milk-clotting enzyme obtained from the true stomach (abomasum) of a suckling calf. Mol. wt. about 31,000. Also called
A
an enzyme that occurs in gastric juice; causes milk to coagulate