atomic energy
US /əˌtɑː.mɪk ˈen.ɚ.dʒi/
UK /əˌtɑː.mɪk ˈen.ɚ.dʒi/
1.
energy released by nuclear fission or fusion, especially when used to generate electricity.
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The country is investing heavily in atomic energy for its power needs.
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The debate over the safety of atomic energy continues worldwide.