erythrozyme

from The Collaborative International Dictionary of English v.0.48

Erythrozyme \E*ryth"ro*zyme\, n. [Gr. 'eryqro`s red + ? leaven.]
   (Physiol. Chem.)
   A ferment extracted from madder root, possessing the power of
   inducing alcoholic fermentation in solutions of sugar.
   [1913 Webster]