: any of numerous complex proteins that are produced by living cells and catalyze specific biochemical reactions at body temperatures
Examples of enzyme in a Sentence
Recent Examples on the Web
The microneedle surface is coated with a thin layer of gold, mixed with a bio-hydrogel composed of biocompatible and hydrophilic chitosan and horseradish peroxidase enzymes.
—
Mack Degeurin, Popular Science, 19 Mar. 2025
The enzyme ritonavir inhibits doesn’t just block the body’s metabolism of the coronavirus antiviral.
—Rich Haridy, New Atlas, 18 Mar. 2025
And, considering the bonds were formed via enzyme, the resulting polymer will almost certainly be biodegradable.
—John Timmer, Ars Technica, 17 Mar. 2025
Your provider may run blood tests such as: Liver function tests: These tests look for certain enzymes (special proteins) in your blood that give more information about your liver health.
—Mark Gurarie, Health, 14 Mar. 2025
See All Example Sentences for enzyme
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Mack Degeurin, Popular Science, 19 Mar. 2025
The enzyme ritonavir inhibits doesn’t just block the body’s metabolism of the coronavirus antiviral.
—Rich Haridy, New Atlas, 18 Mar. 2025
And, considering the bonds were formed via enzyme, the resulting polymer will almost certainly be biodegradable.
—John Timmer, Ars Technica, 17 Mar. 2025
Your provider may run blood tests such as: Liver function tests: These tests look for certain enzymes (special proteins) in your blood that give more information about your liver health.
—Mark Gurarie, Health, 14 Mar. 2025
See All Example Sentences for enzyme
Cite this Entry
“Enzyme.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/enzyme. Accessed 2 Apr. 2025.
Copy CitationKids Definition
enzyme
noun
en·zyme
ˈen-ˌzīm 
: any of various complex proteins produced by living cells that bring about or speed up reactions (as in the digestion of food) without being permanently altered
enzymatic
adjective
ˌen-zə-ˈmat-ik
enzymatically
adverb
-ˈmat-i-k(ə-)lē
Medical Definition
enzyme
noun
en·zyme
ˈen-ˌzīm
: any of numerous complex proteins that are produced by living cells and catalyze specific biochemical reactions at body temperatures
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