traffic circle, circle, rotary, roundabout -- (a road junction at which traffic streams circularly around a central island; "the accident blocked all traffic at the rotary")
synchronous converter, rotary, rotary converter -- (electrical converter consisting of a synchronous machine that converts alternating to direct current or vice versa)
Overview of adj rotary
The adj rotary has 2 senses
rotary -- (relating to or characterized by rotation; "rotary dial")
circular, rotary, orbitual -- (describing a circle; moving in a circle; "the circular motion of the wheel")