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[noo-klee-on-iks, nyoo-] /ˌnu kliˈɒn ɪks, ˌnyu-/
noun, (used with a singular verb)
the branch of science that deals with nuclear phenomena, as radioactivity, fission, or fusion, especially practical applications, as in industrial engineering.
Origin of nucleonics
First recorded in 1940-45; nucleon + -ics Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for nucleonics
Historical Examples
  • The trouble was, he was a nucleonics engineer, not a chemist.

    The Bramble Bush Gordon Randall Garrett
  • I rebuilt my camera for about the twentieth time and just about finished a correspondence course in nucleonics.

    The Repairman Harry Harrison
British Dictionary definitions for nucleonics


(functioning as sing) the branch of physics concerned with the applications of nuclear energy
Derived Forms
nucleonic, adjective
nucleonically, adverb
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
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nucleonics in Science
  1. The study of the quantum behavior of atomic nuclei, in particular of the transitions they make between discrete energy levels as they emit and give off radiation.

  2. Development of instruments for use in nuclear research.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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