nuclear fission

noun

physics
: a process in which the nucleus of a heavy atom is split apart

Examples of nuclear fission in a Sentence

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These nuclear fission reactors are less than a third of the size and power output of conventional reactors. IEEE Spectrum, 29 Dec. 2025 This has been political nuclear fission. ABC News, 28 Dec. 2025 Compared with renewable sources of energy like solar and wind, nuclear fission reactors require a fraction of the land. Ameya Paleja, Interesting Engineering, 18 Dec. 2025 Whereas traditional nuclear fission energy creates power by splitting atoms, fusion uses heat to create energy by melding them together. Jordan Blum, Fortune, 18 Dec. 2025 See All Example Sentences for nuclear fission

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“Nuclear fission.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nuclear%20fission. Accessed 9 Jan. 2026.

Medical Definition

nuclear fission

noun
Last Updated: - Updated example sentences
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