Subbasement vs. Basement — What's the Difference?

A floor beneath a main basement of a building.

A basement or cellar is one or more floors of a building that are completely or partly below the ground floor. It generally is used as a utility space for a building, where such items as the boiler, water heater, breaker panel or fuse box, car park, and air-conditioning system are located; so also are amenities such as the electrical distribution system and cable television distribution point.

A basement located beneath another basement

The floor of a building which is partly or entirely below ground level

The substructure or foundation of a building.

The lowest habitable story of a building, usually below ground level.

A complex of undifferentiated igneous and metamorphic rocks underlying sedimentary strata.

(Slang) The last place or lowest level, as in competitive standings.

Chiefly New England A public toilet, especially one in a school.

A floor of a building below ground level.

(geology) A mass of igneous or metamorphic rock forming the foundation over which a platform of sedimentary rocks is laid.

Last place in a sports conference standings.

The lowermost portion of a structure partly or wholly below ground level; often used for storage

The ground floor facade or interior in Renaissance architecture