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

Examples of deactivate in a Sentence

deactivate the machine carefully, or you'll risk an electric shock

Recent Examples on the Web

According to flight recorder data obtained by Indonesia’s National Transportation Safety Committee (KNKT), the pilots failed to deactivate a faulty safety system used to point the aircraft's nose downward to avert stalling. Sam Blum, Popular Mechanics, "Lion Air Pilots Tried to Override Technical Glitch Before Fatal Crash," 28 Nov. 2018 Should courts permit the manufacturer’s contract rights to extend to deactivating an IoB device remotely if the device is connected to the internet? Andrea M. Matwyshyn, WSJ, "The ‘Internet of Bodies’ Is Here. Are Courts and Regulators Ready?," 12 Nov. 2018 Eventually, users were deactivated for merely noting the deactivation of other users. Jessi Hempel, WIRED, "Immigration Fight Shows Silicon Valley Must Stop Feigning Neutrality," 8 July 2018 Upon contacting Amazon, customers have been given different explanations as to why their accounts have been deactivated. Valentina Palladino, Ars Technica, "Amazon customers take to social media after mysterious account closures [Updated]," 6 Apr. 2018 The late addition of hops to cold wort during the dry-hopping process means those key enzymes aren't deactivated by the high heat of the boiling stage. Jennifer Ouellette, Ars Technica, "How to get that great “hoppy” beer taste without the exploding bottles," 5 Oct. 2018 B54s were officially retired by the U.S. Military in 1989, though Bentley’s SADM platoons were deactivated long before that. Kyle Mizokami, Popular Mechanics, "The U.S. Military Once Had Nukes That Could Fit in a Backpack," 14 Jan. 2019 Thursday morning, many Slack users with ties to Iran discovered their accounts had been abruptly deactivated. Russell Brandom, The Verge, "Slack is banning some users with links to Iran even if they’ve left the country," 20 Dec. 2018 McCabe’s spokesperson Melissa Schwartz said his security clearance was deactivated when he was fired. Brooke Singman, Fox News, "Trump revokes ex-CIA Director John Brennan's security clearance," 15 Aug. 2018

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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Statistics for deactivate

Last Updated

4 Apr 2019

Look-up Popularity

Time Traveler for deactivate

The first known use of deactivate was in 1926

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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 deactivation (audio) \ noun

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