hyperon
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hy·per·on
(hī′pə-rŏn′)n.
Any of the baryons that are not nucleons, have a mass greater than that of the neutron, and are not stable.
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.
hyperon
(ˈhaɪpəˌrɒn)n
(General Physics) physics any baryon that is not a nucleon
[C20: from hyper- + -on]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
hy•per•on
(ˈhaɪ pəˌrɒn)n.
any baryon with nonzero strangeness, esp. one with a relatively long lifetime.
[1950–55; < Greek hypér + -on1]
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Noun | 1. | hyperon - any baryon that is not a nucleon; unstable particle with mass greater than a neutron baryon, heavy particle - 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 lambda hyperon, lambda particle - an electrically neutral baryon with isotopic spin 1 |
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