meson

American  

[mee-zon, ‑son, mez-on, mes‑] / ˈmi zɒn, ‑sɒn, ˈmɛz ɒn, ˈmɛs‑ /

noun

mesons plural

1. Physics. any hadron, or strongly interacting particle, other than a baryon. Mesons are bosons, having spins of 0, 1, 2, …, and, unlike baryons, do not obey a conservation law.

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meson British  

/ ˈmiːzɒn /

noun

1. Former name: mesotron.  any of a group of elementary particles, such as a pion or kaon, that usually has a rest mass between those of an electron and a proton, and an integral spin. They are responsible for the force between nucleons in the atomic nucleus See also muon

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meson Scientific  

/ mĕz′ŏn′,mĕs′-,mē′zŏn′,-sŏn′ /

1. Any of a family of subatomic particles that are composed of a quark and an antiquark. Their masses are generally intermediate between leptons and baryons, and they can have positive, negative, or neutral charge. Mesons form a subclass of hadrons and include the kaon, pion and J/psi particles. Mesons were originally believed to be the particles that mediated the strong nuclear force, but it has since been shown that the gluon mediates this force.

2. See Table at subatomic particle

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meson Cultural  

1. An elementary particle in the atomic nucleus.

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Other Word Forms

Derived Forms

• mesonic
  adjective

Inflected Forms

Nouns

• mesons
  plural

Etymology

Origin of meson

1935–40; mes- + -on ¹ ( def. ); cf. mesotron

Example Sentences

Smith played in 24 games last seson with three starts and shot 65.9% from the floor.

From Seattle Times • Aug. 26, 2021

The seson priketh every gentil herte, And maketh him out of his slepe to sterte.

From Familiar Quotations A Collection of Passages, Phrases, and Proverbs Traced to Their Sources in Ancient and Modern Literature by Bartlett, John

These games, if transferred by Chaucer to Athens, would at once explain the "gret feste" and the "lusty seson of that May."

From Notes and Queries, Number 72, March 15, 1851 A Medium of Inter-communication for Literary Men, Artists, Antiquaries, Genealogists, etc. by Bell, George

In the meane seson comyth forthe he that is the cheffe of them all.

From The Pilgrimage of Pure Devotion by Erasmus, Desiderius

The seson priketh every gentil herte, And maketh him out of his slepe to sterte, And sayth 'arise, and do thin observance.'

From Blackwood's Edinburgh Magazine, Volume 57, No. 357, June, 1845 by Various