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
2. (noun) arc
a continuous portion of a circle
Synonyms: spark, electric arc, bow, electric discharge, discharge
3. (verb) bow, arc
something curved in shape
Synonyms: bowing, electric discharge, discharge, bow, spark, arc, electric arc, stem, fore, obeisance, bowknot, prow, curtain call
4. (verb) arch, curve, arc
form an arch or curve
Synonyms: trend, twist, sheer, kink, slue, arc, wind, veer, cut, slew, curl, crook, arch, swerve, curve
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Synonyms for arc 
