Non-proliferation
noun
noun ·6 syllables ·Rare ·Advanced level
Definitions
Noun
- 1 Alternative spelling of nonproliferation. alt-of, alternative
- 2 the prevention of something increasing or spreading (especially the prevention of an increase in the number of countries possessing nuclear weapons) wordnet
Synonyms
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All antonymsExample
More examples"The crisis led to the 1968 Nuclear Non-Proliferation Treaty."
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.