inactivate

verb

in·​ac·​ti·​vate (ˌ)i-ˈnak-tə-ˌvāt How to pronounce inactivate (audio)
inactivated; inactivating; inactivates

transitive verb

: to make inactive
chemicals to inactivate viruses
inactivation noun

Examples of inactivate in a Sentence

Recent Examples on the Web Pasteurization inactivated the virus, but Kawaoka says the effectiveness of the heat pasteurization depends on how long the milk is treated and how much virus is present. Alice Park, TIME, 12 July 2024 In a new study scientists at the Food and Drug Administration and U.S. Department of Agriculture pasteurized raw milk inoculated with high concentrations of the pathogen and found that the treatment inactivated it in all samples. Lauren J. Young, Scientific American, 2 July 2024 However, even if milk from infected cows makes it to the commercial milk supply, pasteurization effectively inactivates bacteria and viruses, including influenza, according to a March 29 joint news release from the CDC, USDA and the Food and Drug Administration. Eduardo Cuevas, USA TODAY, 3 Apr. 2024 Based on the evidence available, the Food and Drug Administration currently states that pasteurization is able to destroy or inactivate heat-sensitive viruses such as H5N1 in milk. Juan Silva, Discover Magazine, 21 June 2024 See all Example Sentences for inactivate 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'inactivate.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1906, in the meaning defined above

Time Traveler
The first known use of inactivate was in 1906

Dictionary Entries Near inactivate

Cite this Entry

“Inactivate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inactivate. Accessed 26 Jul. 2024.

Kids Definition

inactivate

verb
in·​ac·​ti·​vate (ˈ)in-ˈak-tə-ˌvāt How to pronounce inactivate (audio)
: to make inactive
inactivation noun

Medical Definition

inactivate

transitive verb
in·​ac·​ti·​vate (ˈ)in-ˈak-tə-ˌvāt How to pronounce inactivate (audio)
inactivated; inactivating
: to make inactive: as
a
: to destroy certain biological activities of
inactivate the complement of normal serum by heat
b
: to cause (as an infectious agent) to lose disease-producing capacity
inactivate bacteria
inactivation noun
inactivator noun
Last Updated: - Updated example sentences
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