explosion

noun

ex·​plo·​sion ik-ˈsplō-zhən How to pronounce explosion (audio)
Synonyms of explosionnext
1
: the act or an instance of exploding
injured in a laboratory explosion
2
: a large-scale, rapid, or spectacular expansion or bursting out or forth
the explosion of suburbia
an explosion of red hair
3
: the release of occluded breath that occurs in one kind of articulation of stop consonants

Examples of explosion in a Sentence

The filmmakers staged the car's explosion. The island was rocked by a series of volcanic explosions. The region has experienced a population explosion. His comments prompted an explosion of laughter from the crowd.
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 the wake of the Rotterdam explosion, Dutch Justice Minister David van Weel said the suspects were most likely recruited and authorities were investigating the possibility that Iran was involved. Lauren Kent, CNN Money, 11 Apr. 2026 The eight people charged with felonies in connection with last year’s deadly Esparto fireworks explosion did not set out to kill their own co-workers and employees. Sharon Bernstein, Sacbee.com, 11 Apr. 2026 Seven people charged in connection with the explosion were arrested in a sweeping operation early Thursday morning, Reisig said, including Blackstar Fireworks owner Craig Cutright. Clara Harter, Los Angeles Times, 11 Apr. 2026 If such rockets could be launched at sea, then explosions would be less of an issue for neighbouring population centers. Christopher McFadden, Interesting Engineering, 11 Apr. 2026 See All Example Sentences for explosion

Word History

Etymology

Latin explosion-, explosio act of driving off by clapping, from explodere

First Known Use

1681, in the meaning defined at sense 1

Time Traveler
The first known use of explosion was in 1681

Browse Nearby Words

Cite this Entry

“Explosion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/explosion. Accessed 12 Apr. 2026.

Kids Definition

explosion

noun
ex·​plo·​sion ik-ˈsplō-zhən How to pronounce explosion (audio)
1
: the act or an instance of exploding
2
: a violent outburst of feeling

Medical Definition

explosion

noun
ex·​plo·​sion ik-ˈsplō-zhən How to pronounce explosion (audio)
: the act or an instance of exploding

More from Merriam-Webster on explosion

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster