amplifier circuit astable circuit back-to-back switching circuit circling circuition circuitousness circularity circulation circumambience circumambiency circumambulation circumflexion circumlocution circummigration circumnavigation coupling circuit deviance deviancy deviation deviousness digression equivalent circuit excursion excursus flip-flop circuit gyre gyring indirection meandering microcircuit monostable circuit nonsinusoidal circuit orbit orbiting printed circuit rectifier circuit roundaboutness rounding semiconductor circuit spiral spiraling thermionic tube circuit transistor circuit turn turning wheeling