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kaon
[ key-on ]
noun
, Physics.
- a meson with strangeness +1 and either positive or zero electric charge, or its antiparticle, with strangeness −1 and either negative or zero electric charge. : K
kaon
/ ˈkeɪɒn /
noun
- a meson that has a positive or negative charge and a rest mass of about 966 electron masses, or no charge and a rest mass of 974 electron masses Also calledK-meson
kaon
/ kā′ŏn′ /
- Any of three unstable mesons, one having charge +1 and a mass of 966 electron masses, and two being electrically neutral, with a mass 974 electron masses. Their half-life is approximately 10 −8 seconds, and they decay through the weak force. Their decay patterns suggest that CP invariance may be violated.
- Also called K-meson K particle
- See Table at subatomic particle
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Other Words From
- ka·onic adjective
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Word History and Origins
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Word History and Origins
Origin of kaon1
C20: ka representing the letter k + ( mes ) on
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