(electromagnetism) A closed path of magnetic flux.

A path, or an interconnected group of paths (at least one of which is closed), capable of carrying an electric current.

That consists of a closed circuit

(electrical) A group of alternating current circuits having two or more interrelated voltages, usually of equal amplitudes, phase differences, and periods, etc; if a neutral conductor exists, the voltages referenced to the neutral are equal in amplitude and phase; the most common version is that of 3-phase, equal in amplitude with phases 120 degrees apart.

(baseball) The National League, the older of Major League Baseball's two leagues.

(baseball) The American League, the younger of Major League Baseball's two leagues.

(electronics) A switching circuit whose output is determined solely by some combination of its concurrent inputs.

A circuit through which electrons can flow. / A complete electric circuit around which current can flow.

plural of integrated circuit

plural of circuit breaker