nonproliferation

[ non-proh-lif-uh-rey-shuh n ]
/ ˌnɒn proʊˌlɪf əˈreɪ ʃən /

noun

the action or practice of curbing or controlling an excessive, rapid spread: nonproliferation of nuclear weapons.
failure or refusal to proliferate, as in budding or cell division.

adjective

pertaining to diplomatic agreements limiting the spread of nuclear weapons.

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Origin of nonproliferation

First recorded in 1960–65; non- + proliferation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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British Dictionary definitions for non-proliferation

nonproliferation
/ (ˌnɒnprəˌlɪfərˈeɪʃən) /

noun

  1. limitation of the production or spread of something, esp nuclear or chemical weapons
  2. (as modifier)a nonproliferation treaty
failure or refusal to proliferate
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012