deactivate

verb

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

transitive verb

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

Examples of deactivate in a Sentence

deactivate the machine carefully, or you'll risk an electric shock
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
There were a handful of readers who deactivated their Facebook accounts (one dating back to 2008) once Zuckerberg announced the updates. Makena Kelly, WIRED, 15 Jan. 2025 This will deactivate all AI functionalities, though the models will still occupy device storage. Thomas Westerholm, Newsweek, 15 Jan. 2025 The first might’ve been the decision to deactivate powerful rookie back Audric Estime, in cold weather, before the game in favor of 5-foot-8 Tyler Badie. Sean Keeler, The Denver Post, 13 Jan. 2025 As firefighters battled the blaze, AES Indiana had to deactivate power to the area, leaving approximately 170 customers without power for a few hours. Noe Padilla, The Indianapolis Star, 24 Dec. 2024 See all Example Sentences for deactivate 

Word History

First Known Use

1926, in the meaning defined above

Time Traveler
The first known use of deactivate was in 1926

Dictionary Entries Near deactivate

Cite this Entry

“Deactivate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deactivate. Accessed 4 Feb. 2025.

Kids Definition

deactivate

verb
de·​ac·​ti·​vate (ˈ)dē-ˈak-tə-ˌvāt How to pronounce deactivate (audio)
: to make inactive or ineffective
deactivation noun

Medical Definition

deactivate

transitive verb
de·​ac·​ti·​vate (ˈ)dē-ˈak-tə-ˌvāt How to pronounce deactivate (audio)
deactivated; deactivating
1
: to make inactive or ineffective
2
: to deprive of chemical activity
deactivate an enzyme
deactivation noun

More from Merriam-Webster on deactivate

Last Updated: - Updated example sentences
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