Revolve

1. Hence, to turn over and over in the mind; to reflect repeatedly upon; to consider all aspects of.
2. To move in a curved path round a center; as, the planets revolve round the sun.
3. To pass in cycles; as, the centuries revolve.
4. To cause to turn, as on an axis.
5. To turn or roll round on, or as on, an axis, like a wheel; to rotate, -- which is the more specific word in this sense.
6. To return; to pass.