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Any of a class of subatomic particles that are both hadrons and fermions, are composed of three quarks, participate in strong interactions, and are generally more massive than mesons and leptons. The class of baryons is divided into the nucleons and hyperons.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Atomic Physics) any of a class of elementary particles that have a mass greater than or equal to that of the proton, participate in strong interactions, and have a spin of . Baryons are either nucleons or hyperons. The baryon number is the number of baryons in a system minus the number of antibaryons
[C20: bary-, from Greek barus heavy + -on]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
any strongly interacting fermion, as a proton or neutron, that decays into a set of particles that includes a proton.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||baryon - any of the elementary particles having a mass equal to or greater than that of a proton and that participate in strong interactions; a hadron with a baryon number of +1|
fermion - any particle that obeys Fermi-Dirac statistics and is subject to the Pauli exclusion principle
hadron - any elementary particle that interacts strongly with other particles
hyperon - any baryon that is not a nucleon; unstable particle with mass greater than a neutron
nucleon - a constituent (proton or neutron) of an atomic nucleus
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