noun
a former executive agency (from 1946 to 1974) that was responsible for research into atomic energy and its peacetime uses in the United States (Freq. 1)
• Syn: ↑AEC
• Hypernyms: ↑executive agency
• Part Holonyms: ↑executive branch, ↑Executive Office of the President
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a former federal agency (1946-75) created to regulate the development of the U.S. atomic energy program: functions transferred to the Nuclear Regulatory Commission. Abbr.: AEC
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Atomic Energy Authority and Atomic Energy Commission
The respective bodies in Britain and the USA responsible for the development and control of atomic energy
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Main Entry: ↑atom
Useful english dictionary. 2012.