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.
What’s Nuclear About A Football?Whose nuclear launch button is bigger? There has been a serious kerfuffle in the news about buttons and their relative size. Specifically, nuclear launch buttons. Kim Jong-un, the leader of North Korea, flatly stated that a nuclear button is on his desk at all times. “It’s not a mere threat but a reality that I have a nuclear button on the desk in my office.” …
Origin of nuclear fuel
First recorded in 1945–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for nuclear fuel
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