superstructure

plural superstructures

1. countableuncountablenauticalAny structure built above the top full deck (FM 55-501).
2. countableuncountableAny material structure or edifice built on something else; that which is raised on a foundation or basis.

   1 more example

   The Wards are open-topped, with skyscrapers rising from the superstructure. Towers are sealed against vacuum, as the breathable atmosphere envelope is only maintained to a height of about seven meters. The atmosphere is contained by the centrifugal force of rotation and a "membrane" of dense, colorless sulphur hexafluoride gas, held in place by carefully managed mass effect fields.

   2008, BioWare, Mass Effect, Redwood City: Electronic Arts, →ISBN, →OCLC, PC, scene: Citadel Station: Wards Codex entry

3. countablefigurativelysometimesuncountableAll that part of a building above the basement.
4. UKcountableuncountablerailroadThe sleepers and fastenings, in distinction from the roadbed.
5. MarxismcountableuncountableThe social sphere of ideology which includes religion, art, politics, law and all traditional values.

   The superstructure evolves more slowly and is more resistant to change than the economic infrastructure, especially in the modern industrial age of advanced capitalism.

   1995, Richard Appignanesi, Chris Garratt, Postmodernism for Beginners, Icon Books, →ISBN, page 9

   Antonyms: base, infrastructure, substructure