The exterior part of anything that has length and breadth;
one of the limits that bound a solid, esp. the upper face; superficies;
the outside; as, the surface of the earth; the surface of a diamond;
the surface of the body.

Hence, outward or external appearance.

A magnitude that has length and breadth without thickness;
superficies; as, a plane surface; a spherical surface.

That part of the side which is terminated by the flank
prolonged, and the angle of the nearest bastion.

To give a surface to; especially, to cause to have a
smooth or plain surface; to make smooth or plain.

To work over the surface or soil of, as ground, in
hunting for gold.