Circuit

• An electric circuit interconnects electrical elements. Examples in electronics include
  • printed circuits
  • integrated circuits
  • digital circuits
  • Series and parallel circuitss
  • Telecommunication circuits

• A sport circuit is a closed, often oval or circular, racing track used for motor sports, track cycling, running, skating etc.

• Some political and judicial administrative divisions are known as Circuitss.

• At an airfield, the circuit is an agreed pattern for managing local air traffic.