circuit meaning

[ 'sə:kit ] Pronunciation:   "circuit" in a sentence
  • Noun: circuit  surkit
    1. An electrical device that provides a path for electrical current to flow
      - electrical circuit, electric circuit 
    2. A journey or route all the way around a particular place or area
      "we took a quick circuit of the park"; "a ten-day coach circuit of the island"
      - tour 
    3. An established itinerary of venues or events that a particular group of people travel to
      "she's a familiar name on the club circuit"; "on the lecture circuit"; "the judge makes a circuit of the courts in his district"; "the international tennis circuit" 
    4. The boundary line encompassing an area or object
      - circumference 
    5. (law) a judicial division of a state or the United States (so-called because originally judges travelled 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 
    6. [Brit] A racetrack for automobile races
      - racing circuit [Brit] 
    7. Movement once around a course
      - lap, circle
    Verb: circuit  surkit
    1. Make a circuit
      "They were circuiting about the state"

    Derived forms: circuits, circuiting, circuited

    Type of: border, borderline, boundary line, delimitation, electrical device, go, group, grouping, itinerary, journey, journeying, locomote, locomotion, mete, move, path, racecourse, racetrack, raceway, route, track, travel

    Part of: electronic equipment

    Encyclopedia: Circuit Circuit, Electric

  • [Architecture]

    A continuous electrical path, or a system of conductors, through which an electric current is intended to flow.


    An assembly of pipes and fittings, forming part of a hot-water system, through which water circulates.

  • [Business]
    AmE / noun [C]



    the complete path of wires and equipment along which an electric current flows:

    an electrical circuit

    a circuit diagram (= one showing all the connections in the different parts of the circuit)


    a series of events or places of a particular kind which the same people take part in or attend:

    The CEO has been doing the conference circuit to promote the new software.

    the conference/lecture/speaking circuit

  • [Electricity]
    See electric circuit

  • [Electronics]
    1. A closed path through which current flows from a generator, through various components, and back to the generator. (An electronic circuit is often a combination of interconnected subcircuits.)
    2. The wiring diagram of an electronic device or system.


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  1. we made the circuit of the old city walls.
  2. he'll put the word on a navy circuit.
  3. if it was too hot, it loosened the circuit.
  4. the commanding officer made a circuit of the camp.
  5. i hit the lunch-and-lecture circuit again.

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