atomic energy

atomic energy
noun
the energy released by a nuclear reaction
• Syn: ↑nuclear energy
• Hypernyms: ↑energy, ↑free energy
• Hyponyms: ↑atomic power, ↑nuclear power

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noun
: energy that can be liberated by changes in the nucleus of an atom (as by fission of a heavy nucleus or fusion of light nuclei into heavier ones with accompanying loss of mass)

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atomic energy noun
Nuclear energy
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Main Entry: ↑atom

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atomic energy UK US noun [uncountable]
nuclear energy

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atomic energy,
the energy that exists in atoms; nuclear energy. Some atoms can be made to release some of their energy, either under control (in a reactor) or uncontrolled (in a bomb). Atomic energy is generated through alteration of the nucleus of an atom and is derived chiefly from fission (splitting of heavy nuclei) or sometimes from fusion (combining of light nuclei). »

On Aug. 6, 1945, atomic energy literally burst upon the consciousness of the world (Lewis L. Strauss).

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noun [noncount]
physics : ↑nuclear energy

Useful english dictionary. 2012.

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