turning or capable of turning around on an axis, as a wheel.

taking place around an axis, as motion.

having a part or parts that turn on an axis, as a machine.

a rotary device or machine.

Chiefly Northeastern U.S. traffic circle.

Also called rotary converter. Electricity . synchronous converter.

( initial capital letter ) Rotary Club.

adjective

encircling , gyral , gyratory , revolving , rotating , rotational , rotatory , spinning , vertiginous , vorticular , whirligig , whirling