This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. Biology Of, relating to, or forming a nucleus: a nuclear membrane.

adj. Physics Of or relating to atomic nuclei: a nuclear chain reaction.

adj. Using or derived from the energy of atomic nuclei: nuclear power.

adj. Of, using, or possessing atomic or hydrogen bombs: nuclear war; nuclear nations.

adj. of, pertaining to, or using nuclear weapons.

adj. Of, pertaining to, or powered by atomic energy; same as nuclear-powered.

adj. Of or pertaining to nations possessing nuclear weapons.

Pertaining to a nucleus; having the character of a nucleus; constituted by or constituting a nucleus; endoplastic.

adj. of or relating to or constituting the nucleus of a cell

adj. constituting or like a nucleus

adj. (weapons) deriving destructive energy from the release of atomic energy

adj. of or relating to or constituting the nucleus of an atom

"Tehran reacted strongly to claims by the French president about the nature of Iran’s nuclear activities, insisting that “nuclear weapon has no place in Iran’s defense doctrine."

central    thermonuclear   

nuclear membrane    nuclear matrix   

nuclei    nucleus   

nuclear weapons    nuclear-powered   

nuclear certified    nuclear age    nuclear airburst    nuclear fission    corticonuclear    nuclear cataract    nuclear chemistry    nuclear fallout    nuclear cytoplasm    nuclear energy   

mononuclear    thermonuclear   

Science   

atomic    industrial    military    environmental    soviet    electrical    conventional