Dictionary definition · rotary
noun
- a road junction at which traffic streams circularly around a central island"the accident blocked all traffic at the rotary"
- electrical converter consisting of a synchronous machine that converts alternating to direct current or vice versa
adjective
- relating to or characterized by rotation"rotary dial"
- describing a circle; moving in a circle"the circular motion of the wheel"
Source: Open English WordNet (CC BY 4.0).