circuit

US /ˈsɝː.kɪt/
UK /ˈsɝː.kɪt/
"circuit" picture
1.

a roughly circular line, route, or movement that starts and finishes at the same place

:
•
The car completed another circuit of the track.
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We took a scenic circuit around the lake.
:
looproundlapcoursetrack
2.

a complete and closed path around which an electric current can flow

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The electrician checked the wiring of the entire circuit.
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A short circuit caused the power outage.
:
networksystemgrid
3.

a regular journey or tour made by a person or group, especially for business or official purposes

:
•
The judge is on a judicial circuit this month.
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The band is planning a summer concert circuit.
:
tourroundbeatrouteitinerary
:
circuit breakerintegrated circuitclosed-circuit televisionprinted circuit board