nuclear energy

energy released by reactions within atomic nuclei, as in nuclear fission or fusion.
Also called atomic energy.

1925–30 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To nuclear energy
World English Dictionary
nuclear energy
Also called: atomic energy energy released during a nuclear reaction as a result of fission or fusion

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
American Heritage
Science Dictionary
nuclear energy  
  1. The energy released by the nucleus of an atom as the result of nuclear fission, nuclear fusion, or radioactive decay. The amount of energy released by the nuclear fission of a given mass of uranium is about 2,500,000 times greater than that released by the combustion of an equal mass of carbon. And the amount of energy released by the nuclear fusion of a given mass of deuterium is about 400 times greater that that released by the nuclear fission of an equal mass of uranium. Also called atomic energy.

  2. Electricity generated by a nuclear reactor.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
American Heritage
Cultural Dictionary

nuclear energy definition

Energy obtained from nuclear reactions.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Example sentences
Needless to say, that didn't happen, mostly because the risks of nuclear energy
  hugely increased its costs.
Even controversial nuclear energy is considered a viable option.
Neither nuclear energy nor alternative sources such as wind and solar seem
  likely to meet the demand for electricity.
That's particularly so with such visceral issues as nuclear energy.
Copyright © 2014, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature