1. (noun)
discharge, spark, arc, electric arc, electric discharge
- electrical conduction through a gas in an applied electric field Synonyms: dismissal, arc, firing, waiver, firing off, dismission, flicker, sack, discharge, venting, liberation, release, bow, sacking, spark, sparkle, run, emission, electric arc, expelling, light, glint, twinkle, outpouring, electric discharge