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  1. Oxford American Dictionary

    atom bomb

    • IPA[ˈadəm ˌbäm]

    美式

    • n.
      a bomb which derives its destructive power from the rapid release of nuclear energy by fission of heavy atomic nuclei, causing damage through heat, blast, and radioactivity.

    • noun: atom bomb, plural noun: atom bombs

    • 更多解釋

    atom bomb

    • IPA[ˈatəm ˌbɒm]

    英式

    • n.
      a bomb which derives its destructive power from the rapid release of nuclear energy by fission ...

    Oxford Dictionary