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1. Electrical conduction through a gas in an applied electric field
   - discharge, spark, electric arc, electric discharge
    
2. A continuous portion of a circle
    
3. Something curved in shape
   - bow

1. Form an arch or curve
   "her back arcs"
   - arch, curve
    
2. Form an electrical arc

Sounds like: ark

Derived forms: arced, arcs, arcing

See also: arcuate

Type of: bend, curve, curved shape, electrical conduction, flex

Part of: circle, sector

Encyclopedia: Arc Arc, Savoie