hyperon

[hahy-puh-ron]

Phonetic (Standard)IPA

noun

Physics.

any baryon with strangeness other than zero, especially one with a relatively long lifetime.

hyperon

/ ˈ��ɪ��əˌ��ɒ�� /

noun

physics any baryon that is not a nucleon

hyperon

Any of various baryons, other than the proton and neutron, that are unstable. The lambda particle is such an example. Hyperons are heavier than protons and neutrons, and they have nonzero strangeness.

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Word History and Origins

Origin of hyperon¹

First recorded in 1950–55; hyper- + -on ¹

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Word History and Origins

Origin of hyperon¹

C20: from _hyper- + _-on

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Example Sentences

Examples have not been reviewed.

One with a core made of pliable hyperon matter could have a smaller radius still.

From

And Gell-Mann made a prediction: that there should be one additional type of hyperon, that he called the W–, with strangeness –3, and certain mass and decay characteristics.

From

But whereas neutrons contain the most basic and lowest-energy quarks, known as up and down quarks, a hyperon has at least one of those replaced with an exotic ‘strange’ quark.

From

hypernymy hyperopia

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