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zymogen

[zahy-muh-juh n, -jen] /ˈzaɪ mə dʒən, -ˌdʒɛn/
noun, Biochemistry
1.
any of various enzyme precursor molecules that may change into an enzyme as a result of catalytic change.
Also called proenzyme.
Origin
< German (1875); see zymo-, -gen
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for zymogen

zymogen

/ˈzaɪməʊˌdʒɛn/
noun
1.
(biochem) any of a group of compounds that are inactive precursors of enzymes and are activated by a kinase
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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zymogen in Medicine

zymogen zy·mo·gen (zī'mə-jən)
n.
See proenzyme.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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