mushroom cloud

noun

: a mushroom-shaped cloud
specifically : one caused by the explosion of a nuclear weapon

Examples of mushroom cloud in a Sentence

Recent Examples on the Web
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Blue Origin is a central player in NASA’s moon project, but those plans took a big hit Thursday night when one of Jeff Bezos’ rockets catastrophically exploded into a giant mushroom cloud on its Cape Canaveral launch pad. Richard Tribou, The Orlando Sentinel, 30 May 2026 The blast, captured with an assortment of high-speed and motion-picture cameras, shows the fireball expanding between 25 milliseconds and 60 seconds, by which time the mushroom cloud is over 3 kilometers high. IEEE Spectrum, 15 May 2026 In a world living in the shadow of the mushroom cloud, the vault was a grim reminder that after nearly two hundred years, the American experiment needed to be defended. Literary Hub, 13 May 2026 Wu said it could be seen as a mushroom cloud or even a gesture. Maximilíano Durón, ARTnews.com, 6 May 2026 See All Example Sentences for mushroom cloud

Word History

First Known Use

circa 1909, in the meaning defined above

Time Traveler
The first known use of mushroom cloud was circa 1909

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Cite this Entry

“Mushroom cloud.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mushroom%20cloud. Accessed 16 Jun. 2026.

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