What is the meaning of surface?

Answer 1

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.