antineutrino
/ˌæntinuˈtrinoʊ/
noun
- The antimatter counterpart of a neutrino, a tiny subatomic particle with no electric charge.
- When a neutron decays, it releases an antineutrino along with other particles.
- Scientists detected an antineutrino coming from a nuclear reactor.
- The study of antineutrinos helps physicists understand the early universe.