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antibaryon

[an-tee-bar-ee-on, an-tahy-] /ˌæn tiˈbær iˌɒn, ˌæn taɪ-/
noun, Physics.
1.
the antiparticle of a baryon, having baryon number −1 and charge, strangeness, and other quantum numbers opposite in sign to those of the baryon.
Origin
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for antibaryon

antibaryon

/ˌæntɪˈbærɪən/
noun
1.
(physics) the antiparticle of any of the baryons
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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antibaryon in Science
antibaryon
  (ān'tē-bār'ē-ŏn', ān'tī-)   
The antiparticle that corresponds to a baryon.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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