To clarify, to correct a misconception.
To depart or disappear.
To clean up.
To become free of certain blemishes.
Of stormy weather, to dissipate, to become calm.
To pot all of the remaining balls in a single turn.
To clarify something by giving, or serving as, an example or a comparison.
To provide a book or other publication with pictures, diagrams or other explanatory or decorative features.