- a proton or neutron, especially when considered as a component of a nucleus.
Origin of nucleon
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for nucleonic
Long ago, it was realized that the nucleonic particles—protons, neutrons, mesons and so on—must have structure of their own.
Since we started constructing negative-proton matter, we've found out a few things about nucleonic structure.
- a proton or neutron, esp one present in an atomic nucleus
C20: from nucle (us) + -on
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
- A proton or neutron, especially as part of an atomic nucleus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- A proton or a neutron, especially as part of an atomic nucleus.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.