detonate

verb

det·​o·​nate ˈde-tᵊn-ˌāt How to pronounce detonate (audio)
ˈde-tə-ˌnāt
detonated; detonating

intransitive verb

: to explode with sudden violence

transitive verb

1
: to cause to detonate
detonate a bomb
compare deflagrate
2
: to set off in a burst of activity : spark
programs that detonated controversies
detonatable
ˈde-tᵊn-ˌā-tə-bəl How to pronounce detonate (audio)
ˈde-tə-ˌnā-
adjective
detonative
ˈde-tᵊn-ˌā-tiv How to pronounce detonate (audio)
ˈde-tə-ˌnā-
adjective

Examples of detonate in a Sentence

The first atomic bomb was detonated in 1945. the bomb detonated with a thunder that could be heard for blocks in all directions
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.
Authorities determined the package was not explosive but detonated it out of an abundance of caution, a USU spokesperson told Newsweek in an email Tuesday evening. Hollie Silverman, MSNBC Newsweek, 30 Sep. 2025 Still, Nevo's mind often drifts to the moment in Gaza when Palestinian militants detonated explosives in a home, wounding him and killing two close friends in his army unit. Daniel Estrin, NPR, 29 Sep. 2025 And then, after Nakashima sent a first serve back into the middle with good depth, slightly tucking the Spaniard up, Alcaraz shuffled backward and detonated an inside-in forehand to win the match. Charlie Eccleshare, New York Times, 29 Sep. 2025 In 1964, China detonated a 22-kiloton nuclear device at a test site in the arid northwestern Xinjiang region—and the political fallout reached Washington. Mariano-Florentino CuÉllar, Foreign Affairs, 25 Sep. 2025 See All Example Sentences for detonate

Word History

Etymology

French détoner to explode, from Latin detonare to expend thunder, from de- + tonare to thunder — more at thunder entry 1

First Known Use

1729, in the meaning defined at intransitive sense

Time Traveler
The first known use of detonate was in 1729

Browse Nearby Words

Cite this Entry

“Detonate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/detonate. Accessed 3 Oct. 2025.

Kids Definition

detonate

verb
det·​o·​nate ˈdet-ᵊn-ˌāt How to pronounce detonate (audio)
ˈdet-ə-ˌnāt
detonated; detonating
: to explode or cause to explode with sudden violence
detonation
ˌdet-ᵊn-ˈā-shən
ˌdet-ə-ˈnā-
noun

More from Merriam-Webster on detonate

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