fission bomb

Noun

1.

fission 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) Synonyms: A-bomb, atom bomb, atomic bomb, plutonium bomb

A-bomb, atom bomb, atomic bomb, bomb, clean bomb, dirty bomb, neutron bomb, nuclear weapon, plutonium bomb, plutonium pit, plutonium trigger