: 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
Degreasers, enzyme drain cleaners and acids such as vinegar and lemon juice are better for those tasks.
—
The Washington Post, San Diego Union-Tribune, 22 Feb. 2025
Machine learning tools could help more researchers access enzyme design and tap into the full potential of enzymes to solve modern-day problems.
—Sam Pellock, The Conversation, 13 Feb. 2025
These enzymes play critical roles in gluconeogenesis—the creation of glucose from noncarbohydrate sources like fats and proteins.
—Jillian Kubala, Health, 5 Feb. 2025
Oral bioavailability, the bioavailability of drugs that are swallowed or otherwise delivered into the stomach, is affected by several factors, including the pH of the stomach and small intestine and enzymes and metabolism in the gastrointestinal (GI) tract.
—Paul McClure 13, New Atlas, 13 Feb. 2025
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The Washington Post, San Diego Union-Tribune, 22 Feb. 2025
Machine learning tools could help more researchers access enzyme design and tap into the full potential of enzymes to solve modern-day problems.
—Sam Pellock, The Conversation, 13 Feb. 2025
These enzymes play critical roles in gluconeogenesis—the creation of glucose from noncarbohydrate sources like fats and proteins.
—Jillian Kubala, Health, 5 Feb. 2025
Oral bioavailability, the bioavailability of drugs that are swallowed or otherwise delivered into the stomach, is affected by several factors, including the pH of the stomach and small intestine and enzymes and metabolism in the gastrointestinal (GI) tract.
—Paul McClure 13, New Atlas, 13 Feb. 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 3 Mar. 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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