electric discharge, <in a gas>
passage of an electric current through gases and vapours by the production and movements of charge carriers under the influence of an electric field
Note 1 to entry: The electric discharge results in the emission of electromagnetic radiation which plays an essential part in all its applications in lighting.
Note 2 to entry: This entry was numbered 845-07-11 in IEC 60050-845:1987.
Note 3 to entry: This entry was numbered 17-331 in CIE S 017:2011.