positron
English edit
Etymology edit
From positive + -tron (electron). Coined by American physicist Carl Anderson in 1932 to replace the earlier term antielectron.
Pronunciation edit
Noun edit
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 edit
Hypernyms edit
Derived terms edit
Translations edit
positron
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Further reading edit
Anagrams edit
Dutch edit
Pronunciation edit
Audio (file)
Noun edit
positron n (plural positronen)
French edit
Pronunciation edit
Noun edit
positron m (plural positrons)
Further reading edit
- “positron”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.
Anagrams edit
Norwegian Bokmål edit
Etymology edit
Short form of positiv + elektron
Noun edit
positron n (definite singular positronet, indefinite plural positron or positroner, definite plural positrona or positronene)
References edit
- “positron” in The Bokmål Dictionary.
Norwegian Nynorsk edit
Etymology edit
Short form of positiv + elektron
Noun edit
positron n (definite singular positronet, indefinite plural positron, definite plural positrona)
References edit
- “positron” in The Nynorsk Dictionary.
Swedish edit
Noun edit
positron c
Declension edit
Declension of positron | ||||
---|---|---|---|---|
Singular | Plural | |||
Indefinite | Definite | Indefinite | Definite | |
Nominative | positron | positronen | positroner | positronerna |
Genitive | positrons | positronens | positroners | positronernas |