plutonium bomb

Found in Anh - Anh (Wordnet)

Definition Noun : A type of nuclear weapon where the explosive energy is produced by the nuclear fission (splitting) of plutonium-239 nuclei. It is also commonly known as an atomic bomb or A-bomb when based on this fissile material. Usage The term "plutonium bomb" is used to specify the core material of a fission-based nuclear weapon. It distinguishes such a device from one using uranium-235. *...