Ellipsis of American Revolution.
A political upheaval in a government or state characterized by great change.
The removal and replacement of a government, especially by sudden violent action.
Rotation: the turning of an object around an axis, one complete turn of an object during rotation.
In the case of celestial bodies, the traversal of one body along an orbit around another body.
A sudden, vast change in a situation, a discipline, or the way of thinking and behaving.
A round of periodic changes, such as between the seasons of the year.
Consideration of an idea; the act of revolving something in the mind.