corona discharge

1 definition found

corona discharge - WordNet (r) 2.1 (2005) :

  corona discharge
      n 1: an electrical discharge accompanied by ionization of
           surrounding atmosphere [syn: corona discharge, corona,
           corposant, St. Elmo's fire, Saint Elmo's fire, Saint Elmo's light
           , Saint Ulmo's fire, Saint Ulmo's light,
           electric glow]