dirty bomb

/ˌdʌrdi bɑm/
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Other forms: dirty bombs

Definitions of dirty bomb
  1. noun
    an atom bomb that leaves considerable radioactive contamination
    see moresee less
    type of:
    A-bomb, atom bomb, atomic bomb, fission bomb, plutonium bomb
    a nuclear weapon in which enormous energy is released by nuclear fission (splitting the nuclei of a heavy element like uranium 235 or plutonium 239)
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