1945, in the meaning defined above
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Cite this Entry
“A-bomb.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/A-bomb. Accessed 8 Aug. 2022.
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More from Merriam-Webster on A-bomb
Nglish: Translation of A-bomb for Spanish Speakers
Britannica English: Translation of A-bomb for Arabic Speakers
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