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English definition of “non-proliferation”

non-proliferation

noun [U] uk   /ˌnɒn.prə.lɪf.ərˈeɪ.ʃən/ us    /ˌnɑːn.prə.lɪf.əˈreɪ-/
the controlling of the spread and/or amount of something, especially nuclear or chemical weapons: a non-proliferation treatyLimiting and restrictingPreventing and impedingArms and munitions in general
(Definition of non-proliferation from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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