antineutrino


antineutrino
/an'tee nooh tree"noh, -nyooh-, an'tuy-/, n., pl. antineutrinos. Physics.
the antiparticle of a neutrino, distinguished from the neutrino by having clockwise rather than counterclockwise spin when observing in the direction of motion.
[1930-35; ANTI- + NEUTRINO]

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Universalium. 2010.