Definitions for "Nuclear weapon"
A weapon of great explosive power, such as an atomic bomb or a hydrogen bomb, which depends for most of its explosive power on the release of energy from within atomic nuclei by a nuclear reaction. A fission weapon or a fusion weapon. The term includes atomic shells for cannon.
A general name given to any weapon in which the explosion results from the energy released by reactions involving atomic nuclei, either fission, fusion or both. Thus, the A- (or atomic) bomb and the H- (or hydrogen) bomb are both nuclear weapons. See; Fission, Fusion, Thermonuclear.
(JP 1-02) - A complete assembly (i.e., implosion type, gun type, or thermonuclear type), in its intended ultimate configuration which, upon completion of the prescribed arming, fusing, and firing sequence, is capable of producing the intended nuclear reaction and release of energy.
a unique entity," says Jon Wolfsthal, deputy director of the Non-Proliferation Project of the Carnegie Endowment for International Peace
Keywords:  concerened, warhead, i'm, far
a nuclear warhead, as far as I'm concerened
an extremely valuable measure of lessening U
a valuable artifact and a dangerous tool
a different issue - you might want to look at our answer to an earlier question (about Indianapolis)
a precision machine, containing many complex electronic, mechanical and chemical components
Keywords:  symbol, big, status, power
a status symbol of a big power