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fuel rod

noun, Energy.
1.
nuclear fuel contained in a long thin-walled tube, an array of such tubes forming the core of a nuclear reactor.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for fuel-rod

fuel rod

noun
1.
a long tube, often made of a zirconium alloy and containing uranium-oxide pellets, that is stacked in bundles of about 200 to provide the fuel in certain types of nuclear reactor
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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