multimegaton

adjective
mul·​ti·​mega·​ton | \ ˌməl-tē-ˈme-gə-ˌtən How to pronounce multimegaton (audio) , -ˌtī- \

Definition of multimegaton

: being or producing an explosive force of many megatons The United States tested a multimegaton H-bomb, and so the Soviet Union developed its own H-bomb, and schoolchildren from Minneapolis to Minsk cowered under their desks.— Michael Nesset

First Known Use of multimegaton

1954, in the meaning defined above

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The first known use of multimegaton was in 1954

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Cite this Entry

“Multimegaton.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/multimegaton. Accessed 8 Aug. 2020.

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