roundabout; traffic circle; rotary
Refers to a circular intersection where traffic moves around a central island. Common in Japanese road contexts.
There's a roundabout ahead, so please drive carefully.
noun-modifying (irregular)
rotary; rotating
Prenominal use describing something that rotates, such as a rotary engine or rotary club. Often part of compound terms.
The rotary engine has a unique structure.
I went around the roundabout in front of the station and headed to the bus stop.
The car slowed down and entered the roundabout.