: 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 disease begins as a growth of cells inside the pancreas; the organ is part of the digestive system, and helps make enzymes to digest food, as well as hormones for managing blood sugar, per the website.
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Sarah Sotoodeh, FOXNews.com, 28 Jan. 2026
Seek can be applied on jeans directly after enzyme or stone washing treatments.
—Angela Velasquez, Sourcing Journal, 26 Jan. 2026
How To Remove Set-In Stains With Laundry Detergent Organic stains like blood and food stains can be treated with a laundry detergent that contains enzymes.
—Brandee Gruener, Southern Living, 26 Jan. 2026
Its use of enzymes also means that starch can now be produced without sacrificing vital farmland.
—Christopher McFadden, Interesting Engineering, 24 Jan. 2026
See All Example Sentences for enzyme
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Sarah Sotoodeh, FOXNews.com, 28 Jan. 2026
Seek can be applied on jeans directly after enzyme or stone washing treatments.
—Angela Velasquez, Sourcing Journal, 26 Jan. 2026
How To Remove Set-In Stains With Laundry Detergent Organic stains like blood and food stains can be treated with a laundry detergent that contains enzymes.
—Brandee Gruener, Southern Living, 26 Jan. 2026
Its use of enzymes also means that starch can now be produced without sacrificing vital farmland.
—Christopher McFadden, Interesting Engineering, 24 Jan. 2026
See All Example Sentences for enzyme
Cite this Entry
“Enzyme.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/enzyme. Accessed 30 Jan. 2026.
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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