circuit

an electrical device that provides a path for electrical current to flow

a journey or route all the way around a particular place or area

“we took a quick circuit of the park”

a racetrack for automobile races

movement once around a course

the boundary line encompassing an area or object

an established itinerary of venues or events that a particular group of people travel to

“she's a familiar name on the club circuit”

a judicial division of a state or the United States (so-called because originally judges traveled and held court in different locations); one of the twelve groups of states in the United States that is covered by a particular circuit court of appeals

make a circuit

“They were circuiting about the state”