: 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
An Expert Weighs In She further explains that some people may also be missing alcohol dehydrogenase, a key enzyme that helps the body break down alcohol.
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Athena Sobhan, Peoplemag, 16 May 2024
Things To Consider Many of the Garden of Life products have some additional digestive enzymes, herbs, or probiotics that may be unnecessary or even problematic for some people.
—Sarah Anzlovar, Ms, Verywell Health, 15 May 2024
See all Example Sentences for enzyme 
Athena Sobhan, Peoplemag, 16 May 2024
Things To Consider Many of the Garden of Life products have some additional digestive enzymes, herbs, or probiotics that may be unnecessary or even problematic for some people.
—Sarah Anzlovar, Ms, Verywell Health, 15 May 2024
See all Example Sentences for enzyme
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'enzyme.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Enzyme.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/enzyme. Accessed 20 May. 2024.
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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