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say it: nahn-praw-lif-ur-AY-shuhn
non-proliferation is a noun meaning "the prevention of something increasing or spreading (especially the prevention of an increase in the number of countries possessing nuclear weapons)". It carries one recorded sense.
the prevention of something increasing or spreading (especially the prevention of an increase in the number of countries possessing nuclear weapons)
“they protested that the nonproliferation treaty was just a plot to maintain the hegemony of those who already had nuclear weapons”
“nuclear disarmament and nonproliferation are closely related goals”
Definitions, synonyms and semantic relations for non-proliferation come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.