atomic bomb

English
An early generation gravity bomb.
A mushroom cloud characteristic of an atomic bomb detonation.

Etymology

Coined by British science fiction author H. G. Wells in his 1914 novel The World Set Free.

Noun

atomic bomb (plural atomic bombs)

  1. A nuclear weapon that obtains its destructive energy from nuclear fission.
    • 1914, Wells, Herbert George, The World Set Free:
      The gaunt face hardened to grimness, and with both hands the bomb-thrower lifted the big atomic bomb from the box and steadied it against the side.
    Synonyms: atom bomb, A-bomb, fission bomb

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