sub·​til·​i·​sin | \ ˌsəb-ˈti-lə-sən How to pronounce subtilisin (audio) \

Definition of subtilisin

: a protease secreted by a soil bacillus (Bacillus amyloliquefaciens)

Examples of subtilisin in a Sentence

Recent Examples on the Web With these steps in place, Arnold was able to work with with a protein-digesting enzyme known as subtilisin. David Grossman, Popular Mechanics, "The 2018 Nobels in Chemistry Made Evolution Work For Us," 3 Oct. 2018

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

First Known Use of subtilisin

1953, in the meaning defined above

History and Etymology for subtilisin

New Latin subtilis, specific epithet of Bacillus subtilis, species to which Bacillus amyloliquefaciens was once thought to belong

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The first known use of subtilisin was in 1953

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Cite this Entry

“Subtilisin.” Dictionary, Merriam-Webster, Accessed 4 Aug. 2020.

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sub·​til·​i·​sin | \ ˌsəb-ˈtil-ə-sən How to pronounce subtilisin (audio) \

Medical Definition of subtilisin

: an extracellular protease that is secreted by a soil bacterium of the genus Bacillus (B. amyloliquefaciens) and has various commercial uses (as in laundry detergents)

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