nuclear fusion

noun

physics
: a process in which the nuclei of atoms are joined

Examples of nuclear fusion in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recently scientists have been experimenting with tungsten for a different purpose—as shielding nuclear fusion reactors. Ari Sen, Scientific American, 13 June 2026 To understand music publishing is a bit like trying to explain nuclear fusion. Shirley Halperin, Rolling Stone, 12 June 2026 This means any lithium they are born with should be rapidly burned through during the nuclear fusion processes that provide the star with energy to radiate. Robert Lea, Space.com, 29 May 2026 Additionally, this could help applications of ultrafast imaging of physical and biological systems, as well as photolithography and nuclear fusion science, the researchers added. Ameya Paleja, Interesting Engineering, 14 May 2026 See All Example Sentences for nuclear fusion

Browse Nearby Words

Cite this Entry

“Nuclear fusion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nuclear%20fusion. Accessed 23 Jun. 2026.

Medical Definition

nuclear fusion

noun
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster