meson
meson · mesons
мезон
Meson
The mesial plane dividing the body into similar right and left halvesThe mesial plane dividing the body into similar right and left halves.
/ˈmɛs.ɒn/
Meaning
3 senses(regional)The mesial plane dividing the body into similar right and left halves.
(particle, specifically)An elementary particle that is composed of a quark and an antiquark, such as a kaon or pion. (Mesons composed of rarer quarks are much heavier.)
Meson
мезо́нmezón
(obsolete)A member of a group of subatomic particles having a mass intermediate between electrons and protons. (The most easily detected mesons fit this definition.)
More definitions
- an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0
Translations
7 languagesРусский
By meaning 1
elementary particle:
Deutsch
By meaning 1
elementary particle:
Origin
From Ancient Greek μέσον (méson, “middle”). Doublet of medium. Ancient Greek ἤλεκτρον (ḗlFrom Ancient Greek μέσον (méson, “middle”). Doublet of medium.
Ancient Greek ἤλεκτρον (ḗlektron)bor.
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