circuit meaning

• 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]
  1.

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

  2.

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

• 
  [Business]
  AmE / noun [C]

  INTEGRATED CIRCUIT, PRINTED CIRCUIT

  1

  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)

  2

  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.

• 
  [Medicine]
  n : the complete path of an electric current including usu. the source of electric energy
  
• 
  [Computer]
  1. <communications> A communications path in a circuit switching network.
  
  2. <electronics> A complete path through which an electric current can flow.
  
  The term is used loosely for any device or subsystem using electrical or electronic components. E.g. "That lightning bolt fried the circuits in my GPS receiver". An integrated circuit (IC) contains components built on a Silicon die.

• and circuit:    Noun: AND circuitA ...
• not circuit:    [Electronics]A log ...
• not-and circuit:    [Electronics]See N ...

Examples

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.