Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Noun: Saint Elmo's light
  1. An electrical discharge accompanied by ionization of surrounding atmosphere
    "Sailors reported seeing Saint Elmo's light on the ship's masts";
    - corona discharge, corona, corposant [archaic], St. Elmo's fire, Saint Elmo's fire, electric glow

Type of: arc, discharge, electric arc, electric discharge, spark