1) (to cause something) to move round a central point; (to cause something) to take place in succession (rotate)
2) the act of rotating or being rotated; one complete turn; the regular coming round of things or events in succession (rotation)
one after another; (of water) flowing; done, made, carried on, while or immediately after running; the act of a person or animal that runs, especially in racing
continuous, flowing, operating
