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)
attack with a hydrogen bomb
a nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy
reproduction of some unicellular organisms by division of the cell into two more or less equal parts
an explosive device fused to explode under specific conditions
throw bombs at or attack with bombs
strong sealed vessel for measuring heat of combustion