hyperon 1
noundomain: natural obj.
Princeton WordNet [ver.3.1]
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EnglishDefinition
any baryon that is not a nucleon; unstable particle with mass greater than a neutron
Hypernym
baryon 1
noun
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
EnglishHyponym
an electrically neutral baryon with isotopic spin 1
sigma baryon 1
noun
any of a group of three unstable baryons containing a strange quark and having a positive, neutral, or negative electric charge and a mass from 2,328 to 2,343 times that of an electron.
omega baryon 1
noun
A baryon consisting of three strange quarks and having a negative electric charge; it has a mass 3,273 times that of the electron.
xi baryon 1
noun
either of two baryons that contain two strange quarks and have a neutral or negative charge; they have masses of 2,573 and 2,586 times that of the electron respectively.
