adjective relating to or characterized by rotation.
adjective describing a circle.
— synonyms: circular, orbitual
noun a road junction at which traffic streams circularly around a central island.
— synonyms: traffic_circle, circle, roundabout
noun electrical converter consisting of a synchronous machine that converts alternating to direct current or vice versa.
— synonyms: synchronous_converter, rotary_converter
Examples
“A rotary engine revolves the heads rather than having pistons go back and forth.”