detonate

verb

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

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
detonative 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.
Ireland’s public broadcaster RTÉ evacuated its offices after receiving an email warning that an explosive device would detonate within 45 minutes. — Aamir Khollam, Interesting Engineering, 6 Nov. 2026 Whoever wins Congress inherits a stack of problems due to detonate over the next two years — just in time to crater 2028 ambitions — and few have obvious fixes. — Liz Hoffman, semafor.com, 3 Nov. 2026 Its construction required detonating explosives in the national monument, blasting apart an area called Monument Hill and outraging tribal leaders. — Ryan Devereaux, ProPublica, 2 Nov. 2026 The bomb detonated close to Reggane was four times more powerful than that used on Hiroshima. — Melanie Goodfellow, Deadline, 30 Oct. 2026 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 13 Nov. 2026.

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
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