deactivate

verb
de·​ac·​ti·​vate | \ (ˌ)dē-ˈak-tə-ˌvāt How to pronounce deactivate (audio) \
deactivated; deactivating; deactivates

Definition of deactivate

transitive verb

: to make inactive or ineffective deactivate a bomb deactivate a chemical compound

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Other Words from deactivate

deactivation \ (ˌ)dē-​ˌak-​tə-​ˈvā-​shən How to pronounce deactivate (audio) \ noun
deactivator \ (ˌ)dē-​ˈak-​tə-​ˌvā-​tər How to pronounce deactivate (audio) \ noun

Examples of deactivate in a Sentence

deactivate the machine carefully, or you'll risk an electric shock
Recent Examples on the Web Elections officials will deactivate the voter registrations of those who do not respond to the mailings, as well as those whose notices are returned to them as undeliverable. Patrick Marley, Milwaukee Journal Sentinel, "Wisconsin to remove up to 188,000 from voter rolls because they have not voted in 4 years," 29 Apr. 2021 Using a novel biomaterial, an experienced team of researchers and entrepreneurs developed the nasal spray formulation to capture and deactivate respiratory pathogens in the nasal cavity, thereby preventing transmission of SARS-CoV-2. Nish Acharya, Forbes, "Why The World Still Needs Innovative COVID-19 Solutions Beyond Vaccines," 27 Apr. 2021 Once paramedics arrived, Potter ordered both of the officers to leave the house, sit in separate squad cars and deactivate their body cameras. Washington Post, "Officer Kim Potter fatally shot Daunte Wright, police said. She’s a 26-year vet, served as union president," 13 Apr. 2021 But cancer cells have many strategies to hide from T cells, fend them off, or deactivate them. Caroline Seydel, Forbes, "Outpace Bio Raises $30 Million To Design Next Generation Cell Therapies," 5 Apr. 2021 Oakland’s neighbors, firefighters see red over plan to deactivate engines, shutter stations. Taylor Kate Brown, SFChronicle.com, "Bay Briefing: ‘Kamala is a tipping point’," 19 Jan. 2021 Just don't forget to deactivate your car alarm before departure, or risk arriving with a dead battery. Meena Thiruvengadam, Travel + Leisure, "You Can Book a Private Room on Amtrak's Auto Train for Just $109 Right Now," 4 Mar. 2021 Those with mutations that deactivate Nav1.7 feel no pain at all. Kelly Servick, Science | AAAS, "Gene-silencing injection reverses pain in mice," 10 Mar. 2021 When a partner financial institution provides a loan to a customer who needs a vehicle for work, GMS installs a device that can remotely and safely deactivate and restart the engine. Forbes, "How Japan’s Fintechs Are Unleashing Innovation And Fighting Poverty," 9 Mar. 2021

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

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First Known Use of deactivate

1926, in the meaning defined above

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Time Traveler for deactivate

Time Traveler

The first known use of deactivate was in 1926

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Statistics for deactivate

Last Updated

10 May 2021

Cite this Entry

“Deactivate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deactivate. Accessed 11 May. 2021.

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More Definitions for deactivate

deactivate

verb

English Language Learners Definition of deactivate

: to make (something) no longer active or effective

deactivate

transitive verb
de·​ac·​ti·​vate | \ (ˈ)dē-ˈak-tə-ˌvāt How to pronounce deactivate (audio) \
deactivated; deactivating

Medical Definition of deactivate

1 : to make inactive or ineffective
2 : to deprive of chemical activity deactivate an enzyme

Other Words from deactivate

deactivation \ -​ˌak-​tə-​ˈvā-​shən How to pronounce deactivate (audio) \ noun

Comments on deactivate

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