boson

  1. Noun.  (particles) A particle with totally symmetric composite quantum states, which exempts them from the Pauli exclusion principle, and that obey Bose-Einstein statistics. They have integer spin. Among them are many elementary particles, and some (gauge bosons) are known to carry the fundamental forces. Compare ''fermion''.
  2. Noun.  (obsolete) A boatswain.

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This entry was last updated on RefTopia from its source on 3/20/2012.