Meaning of CIRCUIT in English

CIRCUIT

/ ˈsɜːkɪt; NAmE ˈsɜːrkɪt/ noun

1.

a line, route, or journey around a place :

The race ended with eight laps of a city centre circuit.

The earth takes a year to make a circuit of (= go around) the sun.

2.

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 )

—see also integrated circuit , printed circuit , short circuit

3.

( in sport ) a series of games or matches in which the same players regularly take part :

the women's tennis circuit

4.

a track for cars or motorcycles to race around

5.

a series of places or events of a particular kind at which the same people appear or take part :

the lecture / cabaret circuit

—see also closed-circuit television

6.

a regular journey made by a judge to hear court cases in each of the courts of law in a particular area

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WORD ORIGIN

late Middle English : via Old French from Latin circuitus , from circuire , variant of circumire go round, from circum around + ire go.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.