The solid part of the earth's surface.
A rational motive for a belief or action.
A relation that provides the foundation for something.
The part of a scene (or picture) that lies behind objects in the foreground.
A relatively homogeneous percept extending back of the figure on which attention is focused.
The first or preliminary coat of paint or size applied to a surface.
Cover with a primer; apply a primer to.
To use as a basis for.