Synonyms

atomic pile

atomic pile

noun Physics.
reactor (def. 4).

Origin:
1940–45
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Atomic pile is always a great word to know.
So is fission. Does it mean:
the splitting of the nucleus of an atom into nuclei of lighter atoms, accompanied by the release of energy
the magnitude of an electric field at a point equal to the force that would be exerted on a small unit charge placed at the point
Collins
World English Dictionary
atomic pile
 
n
the original name for a nuclear reactor

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Science Dictionary
atomic pile  
An early type of nuclear reactor whose core consisted of layers of graphite block interspersed with uranium, designed to create a sustained fission reaction.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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