Definition of photino in English:
noun (plural photinos)Physics
The hypothetical supersymmetric counterpart of the photon, with spin − 1/2.
- The photon, a boson, has a fermion partner called the photino.
- Also, the next vibration of the string includes a photino or particle which may make up most of the dark matter in the Universe.
- Another popular notion is supersymmetry, which predicts that all particles have shadowy ‘superpartners,’ with names such as selectrons, smuons and photinos.
Definition of photino in:
- British & World English dictionary
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