WordWeb Online

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: arcs, arced, arcing

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

Part of: circle, sector

Encyclopedia: Arc, Savoie