enzyme

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noun en·zyme \ˈen-ˌzīm\

Definition of enzyme

  1. :  any of numerous complex proteins that are produced by living cells and catalyze specific biochemical reactions at body temperatures

Recent Examples of enzyme from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'enzyme'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of enzyme

German Enzym, from Middle Greek enzymos leavened, from Greek en- + zymē leaven — more at juice


First Known Use: 1881

Other Biochemistry Terms


ENZYME Defined for English Language Learners

enzyme

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noun

Definition of enzyme for English Language Learners

  • : a chemical substance in animals and plants that helps to cause natural processes (such as digestion)


ENZYME Defined for Kids

enzyme

play
noun en·zyme \ˈen-ˌzīm\

Definition of enzyme for Students

  1. :  a substance produced by body cells that helps bring about or speed up bodily chemical activities (as the digestion of food) without being destroyed in so doing


Medical Dictionary

enzyme

play
noun en·zyme \ˈen-ˌzīm\

Medical Definition of enzyme

  1. :  any of numerous complex proteins that are produced by living cells and catalyze specific biochemical reactions at body temperatures



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