v.
1 intr. & tr. move round an axis or centre, revolve.
2 a tr. take or arrange in rotation. b intr. act or take place in rotation (the chairmanship will rotate).
Derivatives:
rotatable adj. rotative adj. rotatory adj.
Etymology: L rotare f. rota wheel
2.
adj. Bot. wheel-shaped.
Etymology: formed as ROTA
Useful english dictionary. 2012.