simple past tense and past participle of surface

(chiefly in combination) Having a (particular kind of) surface.

the outside or top layer of something

(military) A ground-based missile that can target other objects on the ground.

plural of surface-to-surface missile

Of, or related to a surface.

Superficiality. / The belief that only surfaces are suitable for landing or docking. / (grammar) In transformational grammar, the belief that deep and surface structures are similar.

plural of surfacing

present participle of surface

Material used to make a surface. / The act of coming above the surface.