revolve
v 1: turn on or around an axis or a center; "The Earth revolves
around the Sun"; "The lamb roast rotates on a spit over
the fire" [syn: {go around}, {rotate}]
2: move in an orbit, as of celestial bodies: "The moon orbits
around the Earth"; "The planets are orbiting the sun"
[syn: {orbit}]
3: to rotate or cause to rotate: "The child rolled down the
hill"; "She rolled the ball her eyes at his words" [syn: {roll},
{turn over}]