ground·​burst ˈgrau̇n(d)-ˌbərst How to pronounce groundburst (audio)
variants or ground burst
: the detonation of a nuclear warhead at ground level

Word History

First Known Use

circa 1951, in the meaning defined above

Time Traveler
The first known use of groundburst was circa 1951

Dictionary Entries Near groundburst

Cite this Entry

“Groundburst.” Dictionary, Merriam-Webster, Accessed 22 Apr. 2024.

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