Definition of nonnuclear in English:


Syllabification: non·nu·cle·ar
Pronunciation: /nänˈn(y)o͞oklēər


  • 1Not involving or relating to nuclear energy or nuclear weapons.
    More example sentences
    • A first-use of nuclear weapons by the US should be unthinkable, and responding to a non-nuclear attack with nuclear weapons violates a central tenet of just war and US military tradition.
    • The US is bound, as a signatory to the Nuclear Non-Proliferation Treaty, not to use nuclear weapons against non-nuclear powers.
    • Therefore it is necessary, already now, to implement diplomatic measures and reach agreement on limiting strategic non-nuclear weapon systems.
  • 1.1(Of a country) not possessing nuclear weapons.
    More example sentences
    • The chapter discusses the possibility of nonnuclear countries producing nuclear weapons.
    • In it, nonnuclear countries promise not to acquire nuclear weapons and the five avowed nuclear powers - Britain, China, France, Russia, and the United States - promise not to transfer them.
    • Many nonnuclear countries openly threaten to discredit efforts at nonproliferation.
  • 2 Physics Not involving, relating to, or forming part of a nucleus or nuclei.
    More example sentences
    • These results point out the difference between the passive diffusion and facilitated spread mechanisms characterizing the nuclear and nonnuclear areas, respectively.

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