fiseind
Icelandic
Etymology
From fis- (“light”) + eind (“particle”).
Pronunciation
- IPA(key): /ˈfɪːsˌeint/
Noun
fiseind f (genitive singular fiseindar, nominative plural fiseindir)
- a neutrino (en elementary particle with extremely small mass and no electric charge)
Declension
declension of fiseind
| f-s2 | singular | plural | ||
|---|---|---|---|---|
| indefinite | definite | indefinite | definite | |
| nominative | fiseind | fiseindin | fiseindir | fiseindirnar |
| accusative | fiseind | fiseindina | fiseindir | fiseindirnar |
| dative | fiseind | fiseindinni | fiseindum | fiseindunum |
| genitive | fiseindar | fiseindarinnar | fiseinda | fiseindanna |
Derived terms
- fiseind mýeindar (muon neutrino)
- fiseind rafeindar (electron neutrino)
- sólfiseindaeining (solar neutrino unit)
See also
- hraðeind