1. (

• discharge ,
• spark ,
• arc ,
• electric_arc ,
• electric_discharge

) electrical conduction through a gas in an applied electric field ;

2. (

• arc

) a continuous portion of a circle ;

3. (

• bow ,
• arc ,

) something curved in shape ;

1. (

• arch ,
• curve ,
• arc

) form an arch or curve; "her back arches"; "her hips curve nicely" ;