(geometry) All of the sides of the object, excluding its base and top (when they exist).

Alternative form of surface-mount

Alternative form of surface-mount

(electronics) Of electronic components, able to be soldered on top of printed circuit boards.

A partial discharge that appears at the boundary of different insulators when there are changes in the electric field.

(nautical, military) A warship that floats on the surface of the ocean, as opposed to a submarine. Aircraft carriers are also generally excluded.

Synonym of superficial.

(military) A ground-based anti-aircraft missile.

(meteorology) The portion of the atmosphere lying next to the surface of the earth and extending up to between 50 and 100 meters.

(roofing) In SPF roofing, a condition of the foam in which the surface shows a linear course textured pattern and/or a pebbled surface. This surface is generally downwind of the sprayed polyurethane path and, if severe, unacceptable for proper coating and protection.