sterile neutrino

noun

A type of neutrino (and potentially dark matter), that may be supermassive, which has right-handed chirality, and only interacts with other particles by means of gravity.

Meanings

nounsterile neutrino (plural sterile neutrinos)

plural sterile neutrinos

  1. particlenatural sciencesA type of neutrino (and potentially dark matter), that may be supermassive, which has right-handed chirality, and only interacts with other particles by means of gravity.

    Synonyms: inert neutrino, right-handed neutrino

Synonyms & antonyms

nounA type of neutrino (and potentially dark matter), that may be supermassive, which has right-handed chirality, and only interacts with other particles by means of gravity.

Origin

From sterile + neutrino, from being a neutrino which is sterile, being noninteractive through the four forces of the Standard Model.

Full word history & related roots →
Cite this entry
APA

sterile neutrino. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/sterile%20neutrino

MLA

“sterile neutrino.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sterile%20neutrino. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “sterile neutrino,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/sterile%20neutrino.

Source: sterile neutrino on Wiktionary, CC BY-SA 4.0.