superstructure

1. Any structure built above the top full deck (FM 55-501). (countable, uncountable)
2. Any material structure or edifice built on something else; that which is raised on a foundation or basis. (countable, uncountable)
3. All that part of a building above the basement. (countable, figuratively, uncountable)
4. The social sphere of ideology which includes religion, art, politics, law and all traditional values. (countable, uncountable)

الجمع superstructures