periphery

A line that forms the boundary of an area; a perimeter.

The outside surface of an object.

The area along a boundary; the margin. synonym: circumference.

An area of secondary status or lesser importance.

Pertaining to a periphery.

In geom., the circumference of a circle; by extension, the boundary-line of any closed figure; the perimeter.

The outside or superficial parts of a body; the surface generally.

The outside or superficial portions of a body; the surface.

The circumference of a circle, ellipse, or other figure.

The outside boundary, parts or surface of something.