the use of or power to use nuclear weapons
the use of or power to use a measure considered to be particularly drastic: the nuclear option of a confidence vote
1. New South Wales.
noun 1. power derived from nuclear energy. noun 1. power, esp electrical or motive, produced by a nuclear reactor Also called atomic power The electrical power generated by a nuclear reactor.
noun 1. Physics. radiation in the form of elementary particles emitted by an atomic nucleus, as alpha rays or gamma rays, produced by decay of radioactive substances or by nuclear fission.
noun, Physics. 1. (def 4). noun 1. a device in which a nuclear reaction is maintained and controlled for the production of nuclear energy Sometimes shortened to reactor Former name atomic pile See also fission reactor, fusion reactor nuclear reactor A device used to generate power, in which nuclear fission takes place as a controlled […]