kaonic

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. Symbol: K

Also called K meson, K-meson.

Origin:
1955–60; ka- (spelling of name of letter k) + (mes)on

Related forms

ka·on·ic, adjective

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World English Dictionary

kaon (ˈkeɪɒn)

—n
	Also called: K-meson 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

[C20: ka representing the letter k + (mes)on]

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a fool or simpleton; ninny.

an extraordinary or unusual thing, person, or event; an exceptional example or instance.

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American Heritage

Science Dictionary

kaon

(kā'ŏn') Pronunciation Key
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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