zymogen Hear it!

zymogen definition

zy·mo·gen (zī′mə jən)

noun

Biochem. an inactive antecedent form of an active enzyme that becomes functional by the action of an appropriate kinase or other activator

Etymology: Fr zymogène: see zymo- & -gen

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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