n a line that indicates a boundary
n the boundary line or the area immediately inside the boundary
n the boundary of a surface
n a decorative recessed or relieved surface on an edge
n a strip forming the outer edge of something
v extend on all sides of simultaneously; encircle
v form the boundary of; be contiguous to
v enclose in or as if in a frame
v provide with a border or edge
v lie adjacent to another or share a boundary