an·​ti·​sep·​sis | \ ˌan-tə-ˈsep-səs How to pronounce antisepsis (audio) \

Definition of antisepsis

: the inhibiting of the growth and multiplication of microorganisms by antiseptic means

Examples of antisepsis in a Sentence

Recent Examples on the Web Then Lister invented antisepsis—a technique involving carbolic acid that stopped surgical patients from getting life-threatening infections. Matt Beane, Wired, 8 June 2020 Lister and his disciples mostly developed and spread antisepsis through benign breaches of expectation—applying an untested acidic poultice here, treating an otherwise terminal patient without informing them there. Matt Beane, Wired, 8 June 2020 In a new biography of Lister, Lindsey Fitzharris argues that the invention of antisepsis marks the true beginning of modern surgery. Sarah Zhang, The Atlantic, 22 Oct. 2017 Lister went on the road, traveling Europe to push his gospel of antisepsis. John J. Ross, WSJ, 13 Oct. 2017

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

First Known Use of antisepsis

1875, in the meaning defined above

History and Etymology for antisepsis

anti- + sepsis, after antiseptic entry 1

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The first known use of antisepsis was in 1875

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Cite this Entry

“Antisepsis.” Dictionary, Merriam-Webster, Accessed 2 Jul. 2022.

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More Definitions for antisepsis


an·​ti·​sep·​sis | \ ˌant-ə-ˈsep-səs How to pronounce antisepsis (audio) \
plural antisepses\ -​ˌsēz How to pronounce antisepsis (audio) \

Medical Definition of antisepsis

: the inhibiting of the growth and multiplication of microorganisms by antiseptic means


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