Sculpture in which three-dimensional forms project from a flat background of which they are a part; The degree of projection can vary from high relief to low or base relief.

Sculpture in which three-dimensional forms project from a flat background of which they are a part. The degree of projection can vary and is described by the terms high relief and low relief (bas-relief.)

A sculpture which is carved or modeled from a flat tablet or plaque and intended to be viewed from one side.