rennin: Meaning and Definition of

ren•nin

Pronunciation: (ren'in), [key]
— n. Biochem.
  1. a coagulating enzyme occurring in the gastric juice of the calf, forming the active principle of rennet and able to curdle milk.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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