definitions

nuclear fusion

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noun

fusion(def 4).

Nearby words

nuclear energy, nuclear envelope, nuclear family, nuclear fission, nuclear fuel, nuclear fusion, nuclear hyaloplasm, nuclear inclusion body, nuclear isomer, nuclear isomerism, nuclear jaundice

Origin of nuclear fusion

First recorded in 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for nuclear fusion

nuclear fusion

noun

a reaction in which two nuclei combine to form a nucleus with the release of energySometimes shortened to: fusion Compare nuclear fission See also thermonuclear reaction
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