plural of Fermi surface

A military (naval) vessel designed for operation on the marine surface, as distinguished from a submarine or other types of vessels. Aircraft carriers are also generally excluded.

plural of datum surface

(engineering) A surface on a workpiece that establishes a datum.

plural of caustic surface

(dated) A streetcar (tram, trolley).

plural of surface car

In a steam boiler, the aggregate surface exposed to fire or to the heated products of combustion, especially of all the plates or sheets that are exposed to water on their opposite surfaces.

An orientable surface whose boundary is a given link.

plural of Seifert surface