circuit
//ˈsɜːkɪt//
Noun
A closed path or route that returns to the starting point; a circular journey or course
The runners completed a circuit around the park.
A complete path through which electric current can flow, consisting of conductors and components connected in a closed loop
The electric circuit was broken when the wire disconnected.
A regular journey made by a judge, preacher, or other professional to different locations within a district
The judge travels on circuit to hear cases in rural areas.
A racetrack or course for motor racing, cycling, or other competitive sports
The Formula One race will be held at the Monaco circuit.
A series of sporting events or competitions held at different venues
She competes on the professional tennis circuit.
Verb
To move or travel around something in a circular path
The satellite circuits the Earth every 90 minutes.