megatonnage

noun
mega·​ton·​nage | \ ˈme-gə-ˌtə-nij How to pronounce megatonnage (audio) \

Definition of megatonnage

: the destructive capability especially of a collection of nuclear weapons that is expressed in megatons

First Known Use of megatonnage

1955, in the meaning defined above

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The first known use of megatonnage was in 1955

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Cite this Entry

“Megatonnage.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/megatonnage. Accessed 20 Sep. 2020.

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