Nuclear power
Pertaining to the nucleus of an atom.
Involving energy released by nuclear reactions (fission, fusion, radioactive decay).
a nuclear reactor
Relating to a weapon that derives its force from rapid release of energy through nuclear reactions.
a nuclear explosion
(by extension, metaphoric, of a solution or response) Involving an extreme course of action.
nuclear option, nuclear solution
Pertaining to the nucleus of a cell.
Pertaining to a centre around which something is developed or organised; central, pivotal.