rennin

noun ren·nin \ ˈre-nən \

Definition of rennin

: an enzyme that coagulates milk and is used in making cheese and junkets; especially : one from the mucous membrane of the stomach of a calf

Origin and Etymology of rennin

rennet + 1-in


Medical Dictionary

rennin

noun ren·nin \ ˈren-ən \

medical Definition of rennin

: a crystallizable enzyme that coagulates milk, that occurs especially with pepsin in the gastric juice of young animals and is obtained as a yellowish powder, grains, or scales usually by extraction of the mucous membrane of the fourth stomach of calves, and that is used chiefly in making cheese and casein for plastics called also chymosin

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