Nonproliferation treaty


An agreement made in 1968 to discourage the spread of nuclear weapons. It has been ratified by ninety-two countries, but not by all countries with the potential to develop nuclear weapons. Neither India nor Pakistan, each of which subsequently developed nuclear weapons, ratified it.

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  • Non-prominent

    [prom-uh-nuh nt] /ˈprɒm ə nənt/ adjective 1. standing out so as to be seen easily; conspicuous; particularly noticeable: Her eyes are her most prominent feature. 2. standing out beyond the adjacent surface or line; projecting. 3. leading, important, or well-known: a prominent citizen. /ˈprɒmɪnənt/ adjective 1. jutting or projecting outwards 2. standing out from its […]

  • Nonproportional

    [pruh-pawr-shuh-nl, -pohr-] /prəˈpɔr ʃə nl, -ˈpoʊr-/ adjective 1. having due proportion; corresponding. 2. being in or characterized by proportion. 3. of, relating to, or based on proportion; relative. 4. Mathematics. /prəˈpɔːʃənəl/ adjective 1. of, involving, or being in proportion 2. (maths) having or related by a constant ratio noun 3. (maths) an unknown term in […]

  • Non-proportional

    [pruh-pawr-shuh-nl, -pohr-] /prəˈpɔr ʃə nl, -ˈpoʊr-/ adjective 1. having due proportion; corresponding. 2. being in or characterized by proportion. 3. of, relating to, or based on proportion; relative. 4. Mathematics. /prəˈpɔːʃənəl/ adjective 1. of, involving, or being in proportion 2. (maths) having or related by a constant ratio noun 3. (maths) an unknown term in […]

  • Non-proprietary

    [pruh-prahy-i-ter-ee] /prəˈpraɪ ɪˌtɛr i/ adjective 1. belonging to a . 2. being a ; holding property: the proprietary class. 3. pertaining to property or : proprietary wealth. 4. belonging or controlled as property. 5. manufactured and sold only by the owner of the patent, formula, brand name, or trademark associated with the product: proprietary medicine. […]

  • Nonproprietary name

    nonproprietary name non·pro·pri·e·tary name (nŏn’prə-prī’ĭ-těr’ē) n. A short name of a chemical, drug, or other substance not subject to trademark rights but recognized by government agencies and other organizations.


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