0 being or using the power produced when the nucleus of an atom is divided or joined to another nucleus:
2 of or relating to a process by which the nucleus (= central part) of an atom is divided or joined to another nucleus, resulting in the release of energy
nuclear disarmament (= giving up or removing a country’s nuclear weapons)
nuclear war
3 of or relating to the nucleus of a cell
4 relating to the power produced when the central part of an atom is divided or joined to another one:
The abandonment of the island followed nuclear tests in the area.
The government is having difficulty finding a safe depository for nuclear waste.
There are hundreds of nuclear missiles aimed at the main cities.
It would cost $300 million to decommission the nuclear installation.
She is known chiefly for her commitment to nuclear disarmament.