fission device

1 definition found

fission device - Collaborative International Dictionary of English v.0.48 :

  Nuclear device \Nu"cle*ar dev"ice\, n.
     an explosive device, whether used as a weapon or for other
     purposes, which depends for most of its explosive power on
     the release of energy from within atomic nuclei. A fission device
      or a fusion device.
     [PJC]