surface >> ˈsəːfɪs
Definition: [noun] the outside part or uppermost layer of something.
Example: the earth's surface
Definition: [noun] a continuous set of points that has length and breadth but no thickness.
Definition: [adjective] relating to or found on the surface of something.
Example: surface layers
Definition: [verb] rise or come up to the surface of the water or the ground.
Example: he surfaced from his dive
Definition: [verb] provide (something, especially a road) with a particular surface.
Example: a small path surfaced with terracotta tiles