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nuclear fuel

noun

Physics. fissile or fertile material that undergoes fission in a nuclear reactor.
any light element, as hydrogen or helium, that undergoes fusion and gives off energy within the interior of stars.

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To cook in water that begins cold and then reaches a boil.
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Origin of nuclear fuel

First recorded in 1945–50

Words nearby nuclear fuel

nuclear energy, nuclear envelope, nuclear family, nuclear fission, nuclear-free zone, nuclear fuel, nuclear fusion, nuclear hyaloplasm, nuclear inclusion body, nuclearism, nuclear isomer
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for nuclear fuel

nuclear fuel

noun

a fuel that provides nuclear energy, used in nuclear power stations, nuclear submarines, etc
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