zymogen

[ zahy-muh-juh n, -jen ]

/ ˈzaɪ mə dʒən, -ˌdʒɛn /

noun Biochemistry.

any of various enzyme precursor molecules that may change into an enzyme as a result of catalytic change.

Nearby words

Origin of zymogen

< German (1875); see zymo-, -gen

Also called proenzyme.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for zymogen

During ordinary secretion, however, these granules of zymogen do not entirely disappear from the cell.
On Digestive Proteolysis|R. H. Chittenden
Zymogen′ic; Zy′moid, like a ferment; Zymolog′ic, -al, pertaining to zymology.
Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements)|Various
When in this stage, the compound is known as "proenzyme," or "zymogen."
The Chemistry of Plant Life|Roscoe Wilfred Thatcher

British Dictionary definitions for zymogen

zymogen

/ (ˈzaɪməʊˌdʒɛn) /

noun

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

Medicine definitions for zymogen

zymogen

[ zī′mə-jən ]

n.

proenzyme