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.
In July, the Wall Street Journal published an interview with Eui Seok Kang, who was severely disfigured when the airbag of his Chevrolet Malibu detonated after a crash. — Jerry Perez, The Drive, 24 Sep. 2026 Sadiq said two attackers detonated explosives inside the compound Saturday morning and that police had killed six assailants so far, not including the bombers. — Arkansas Online, 20 Sep. 2026 Jentleson compares the power of fusing race and these questions of fairness to detonating a nuclear warhead. — Isaac Arnsdorf, New Yorker, 18 Sep. 2026 In a secret 1958 project, the Air Force considered detonating a nuclear bomb on the Moon. — Brian Boucher, ARTnews.com, 17 Sep. 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 29 Sep. 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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