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• Nuclear Test-Ban Treaty
  Nuclear Test-Ban Treaty

  noun

  an agreement signed by Britain, the Soviet Union, and the U.S. in 1963, committing nations to halt atmospheric tests of nuclear weapons: by the end of 1963, 96 additional nations had signed the treaty.
• Nuclear Test Ban Treaty
  Nuclear Test Ban Treaty

  An agreement made in 1963 by Britain, the Soviet Union, and the United States not to test nuclear weapons in the air, in outer space, or under the sea. Underground testing was permitted under the treaty.

Nuclear Test-Ban Treaty

American  

[noo-klee-er test-ban tree-tee, nyoo-] / ˈnu kli ər ˈtɛstˌbæn ˌtri ti, ˈnju- /

noun

1. an agreement signed by Britain, the Soviet Union, and the U.S. in 1963, committing nations to halt atmospheric tests of nuclear weapons: by the end of 1963, 96 additional nations had signed the treaty.

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Nuclear Test Ban Treaty Cultural  

1. An agreement made in 1963 by Britain, the Soviet Union, and the United States not to test nuclear weapons in the air, in outer space, or under the sea. Underground testing was permitted under the treaty.

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Pronunciation

See nuclear ( def. ).

Example Sentences

See Examples For:

Nuclear Test-Ban Treaty Nuclear Test Ban Treaty

Between 1945 and the 1996 Comprehensive Nuclear Test-Ban Treaty, the United Nations has said, more than 2,000 nuclear tests were carried out - 1,032 by the United States and 715 by the Soviet Union.

From Reuters ● Oct. 6, 2023

As whip, he had had the intense pleasure of leading the successful fight for the 1964 Civil Rights Act, the Limited Nuclear Test-Ban Treaty and other measures he had earlier promoted.

From Time Magazine Archive

According to Global Reach, there are "suspicions within the US government that Chen's arrest was spurred by China's conduct of nuclear tests in violation of the Comprehensive Nuclear Test Ban Treaty".

From BBC ● Jul. 15, 2026

The Comprehensive Nuclear Test Ban Treaty of 1996 allows activities to assure the safety and reliability of nuclear weapons, including experiments involving fissile material, as long as they don’t result in a nuclear-explosive yield.

From The Wall Street Journal ● Feb. 6, 2026

"Or he is talking about subcritical tests, but I don't think he has mastered that level of technology," she added, referring to low-yield tests authorised by the Comprehensive Nuclear Test Ban Treaty.

From Barron's ● Oct. 30, 2025

The Comprehensive Nuclear Test Ban Treaty, known as the CTBT, has 196 member states — 185 that have signed the treaty and 170 that have ratified it.

From Seattle Times ● Sep. 8, 2021

I hope we can have a constructive bipartisan dialogue this year to build a consensus which will lead eventually to the ratification of the Comprehensive Nuclear Test Ban Treaty.

From State of the Union Address by Clinton, William Jefferson