- nuclear⇄adj. 1a. of or having to do with atomic energy; atomic.
Ex. the nuclear era, nuclear processes.
b. used in atomic energy; using atomic energy.
Ex. nuclear materials, a nuclear power plant.
c. of or having to do with nuclear weap - nuclear⇄noun 1. a nuclear weapon, especially a missile armed with an atomic warhead.
Ex. The West ... is unlikely to initiate the use of nuclears (London Times).
2. a nuclear power; nation with an arsenal of atomic weapons.
Ex. Negotiation bet - nuclear⇄nuclear, adjective, noun.