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Definition of "nucleon" [nucleon]

  • A proton or a neutron, especially as part of an atomic nucleus. See Table at subatomic particle. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "nucleon" in a sentence
  • "My work on its specific application to particle physics as a mechanism for generation of the nucleon mass and the pion was first published in 1960."
  • ""As the nucleon mass is nearly 2000 times the mass of an electron, then all atoms and molecules contain at least as many nucleons as electrons, baryons account for more than 99.5% of the total mass of all the chemical elements observed in the Universe.""
  • "In the Li cycle the energy output per nucleon mass is half that of the D-T cycle, making it appear less attractive."