What is Unsurfaced?

Unsurfaced definition and meaning on Dictionary terms:
the outer face, outside, or exterior boundary of a thing; outermost or uppermost layer or area.
any face of a body or thing: the six surfaces of a cube.

extent or area of outer face; superficial area.
the outward appearance, especially as distinguished from the inner nature: to look below the surface of a matter.
Geometry. any figure having only two dimensions; part or all of the boundary of a solid.
land or sea transportation, rather than air, underground, or undersea transportation.
Aeronautics. an airfoil.

of, on, or pertaining to the surface; external.
apparent rather than real; superficial: to be guilty of surface judgments.

of, relating to, or via land or sea: surface mail.
Linguistics. belonging to a late stage in the transformational derivation of a sentence; belonging to the surface structure.

verb (used with object), sur