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nuclear power

American  
[noo-klee-er pau-er, nyoo-] / ˈnu kli ər ˈpaʊ ər, ˈnju- /

noun

  1. power derived from nuclear energy.


nuclear power British  

noun

  1. Also called: atomic power. power, esp electrical or motive, produced by a nuclear reactor

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

nuclear power Cultural  
  1. The electrical power generated by a nuclear reactor.


Pronunciation

See nuclear ( def. ).

Etymology

Origin of nuclear power

First recorded in 1925–30

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Google said it will use "advanced" air cooling technology instead at the India hub, while the state plans six 1.2-gigawatt nuclear power plants as energy demand soars.

From Barron's ● Oct. 11, 2026

Mr. Hegseth didn’t say that his Fortress America would include nuclear power, and maybe that’s why it didn’t cause a stir.

From The Wall Street Journal ● Oct. 9, 2026

The ambition to build a nuclear power plant at Rooppur dates back to the 1960s.

From Barron's ● Oct. 7, 2026

As part of its expansion, Google also signed a 22-year power purchasing agreement with Finnish energy company Fortum covering up to half the capacity of the Loviisa nuclear power plant.

From BBC ● Oct. 6, 2026

She didn’t give up on me, even though I knew as much about being Jewish as I know about building a nuclear power station out of Popsicle sticks.

From "Linked" by Gordon Korman

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