To move in a circular path about a center

• To orbit a body or point

To turn around an axis

• To rotate or spin

To be chiefly concerned with; to center on

• To have something as the main focus

To think about repeatedly

• To ponder or mull over

To read through carefully; to study (archaic)

A revolving section of a theater stage

• A rotating stage platform

A radical change; revolution (archaic)