meson
English
Etymology 1
From Ancient Greek μέσον (méson, “middle”).
Pronunciation
- IPA(key): /ˈmɛs.ɒn/
Audio (Southern England) (file)
Noun
meson (plural mesons)
- (rare outside entomology) The mesial plane dividing the body into similar right and left halves.
Derived terms
Etymology 2
From meso- + on. Coined by Indian physicist Homi Bhabha in 1939, as a modification of the earlier suggestion mesotron.
Pronunciation
- IPA(key): /ˈmiːzɒn/, /ˈ-sɒn/, /ˈmɛ-/
Audio (Southern England) (file) Audio (Southern England) (file)
Noun
meson (plural mesons)
- (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.)
- (now specifically, physics) 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.)
Synonyms
Hyponyms
- scalar meson
- vector meson
Derived terms
Translations
elementary particle
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Translations to be checked
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Esperanto
Old French
Noun
meson oblique singular, f (oblique plural mesons, nominative singular meson, nominative plural mesons)
Descendants
- French: maison
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