noun, masculine/ˌantineuˈtɾino/plural: antineutrinos
antineutrino (the antiparticle of the neutrino)
Etymology tree Proto-Indo-European *h₂ent- Proto-Indo-European *-s Proto-Indo-European *h₂énts Proto-Indo-European *-i Proto-Indo-European *h₂énti Ancient Greek ᾰ̓ντῐ́ (ăntĭ́) Ancient Greek ἀντι- (anti-)bor. Spanish anti- Spanish neutrino Spanish antineutrino From anti- + neutrino.