[zahy-muh-juh n, -jen]
- any of various enzyme precursor molecules that may change into an enzyme as a result of catalytic change.
Origin of zymogen
Also called proenzyme.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for zymogen
When in this stage, the compound is known as "proenzyme," or "zymogen."The Chemistry of Plant Life
Roscoe Wilfred Thatcher
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.
- biochem any of a group of compounds that are inactive precursors of enzymes and are activated by a kinase
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