positron
English
Etymology
From positive + -tron (electron). Coined by American physicist Carl Anderson in 1932 to replace the earlier term antielectron.
Pronunciation
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Noun
positron (plural positrons)
- (physics) The antimatter equivalent of an electron, having the same mass but a positive charge
- The notion of a positron weapon remains the stuff of science fiction.
- 1933 March 15, Carl D. Anderson, “The Positive Electron”, in Physical Review, volume 43:
- If these particles carry unit positive charge the curvatures and ionizations produced require the mass to be less than twenty times the electron mass. These particles will be called positrons.
Synonyms
Hypernyms
Derived terms
Translations
positron
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Further reading
Anagrams
Dutch
Pronunciation
Audio: (file)
Noun
positron n (plural positronen)
French
Pronunciation
Noun
positron m (plural positrons)
Further reading
- “positron”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.
Anagrams
Norwegian Bokmål
Etymology
Short form of positiv + elektron
Noun
positron n (definite singular positronet, indefinite plural positron or positroner, definite plural positrona or positronene)
References
- “positron” in The Bokmål Dictionary.
Norwegian Nynorsk
Etymology
Short form of positiv + elektron
Noun
positron n (definite singular positronet, indefinite plural positron, definite plural positrona)
References
- “positron” in The Nynorsk Dictionary.
Swedish
Noun
positron c
Declension
Declension of positron | ||||
---|---|---|---|---|
Singular | Plural | |||
Indefinite | Definite | Indefinite | Definite | |
Nominative | positron | positronen | positroner | positronerna |
Genitive | positrons | positronens | positroners | positronernas |
Categories:
- English terms suffixed with -tron
- English terms coined by Carl Anderson
- English coinages
- English 3-syllable words
- English terms with IPA pronunciation
- English lemmas
- English nouns
- English countable nouns
- en:Subatomic particles
- English terms with quotations
- en:Leptons
- Dutch terms with audio links
- Dutch lemmas
- Dutch nouns
- Dutch nouns with plural in -en
- Dutch nouns with lengthened vowel in the plural
- Dutch neuter nouns
- nl:Physics
- French 3-syllable words
- French terms with IPA pronunciation
- French terms with audio links
- French lemmas
- French nouns
- French countable nouns
- French masculine nouns
- fr:Subatomic particles
- fr:Leptons
- Norwegian Bokmål compound terms
- Norwegian Bokmål lemmas
- Norwegian Bokmål nouns
- Norwegian Bokmål neuter nouns
- nb:Physics
- Norwegian Nynorsk compound terms
- Norwegian Nynorsk lemmas
- Norwegian Nynorsk nouns
- Norwegian Nynorsk neuter nouns
- nn:Physics
- Swedish lemmas
- Swedish nouns
- Swedish common-gender nouns