Rotary

adj. occurring around a central axis; spinning around an axis

n. device which rotates on an axis; circular traffic island around which vehicles move in only one direction

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Noun
1. a road junction at which traffic streams circularly around a central island; "the accident blocked all traffic at the rotary"
(synonym) traffic circle, circle, roundabout
(hypernym) junction
(part-holonym) road, route
2. electrical converter consisting of a synchronous machine that converts alternating to direct current or vice versa
(synonym) synchronous converter, rotary converter
(hypernym) electrical converter

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Adjective
1. relating to or characterized by rotation; "rotary dial"
(pertainym) rotation, revolution, gyration
2. marked by or moving in a circle
(synonym) circular
(similar) cyclic, cyclical

nm. rotary, device which rotates on an axis; circular traffic island around which vehicles move in only one direction

adj. Rotarian