The Collaborative International Dictionary
rennase
Rennin \Ren"nin\ (r[e^]n"n[i^]n), n. (Biochem.)
A milk-clotting enzyme obtained from the true stomach
(abomasum) of a suckling calf. Mol. wt. about 31,000. Also
called chymosin, rennase, and abomasal enzyme.
--[Merck
Man. 11]