antinucleon

[ an-tee-noo-klee-on, -nyoo-, an-tahy- ]
/ ˌæn tiˈnu kliˌɒn, -ˈnyu-, ˌæn taɪ- /

noun Physics.

an antiproton or an antineutron.

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Origin of antinucleon

First recorded in 1945–50; anti- + nucleon
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for antinucleon

antinucleon
/ (ˌæntɪˈnjuːklɪˌɒn) /

noun

an antiproton or an antineutron
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

Scientific definitions for antinucleon

antinucleon
[ ăn′tē-nōōklē-ŏn′, ăn′tī- ]

The antiparticle that corresponds to a nucleon.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.