The superstructure of a ship is the part of it that is above its main deck.
We might try to clear up some of the cabins in the superstructure.
superstructure in British English
(ˈsuːpəˌstrʌktʃə)
noun
1.
the part of a building above its foundation
2.
any structure or concept erected on something else
3. nautical
any structure above the main deck of a ship with sides flush with the sides of the hull
4.
the part of a bridge supported by the piers and abutments
5.
(in Marxist theory) an edifice of interdependent agencies of the state, including legal and political institutions and ideologies, each possessing some autonomy but remaining products of the dominant mode of economic production
Derived forms
superstructural (ˈsuperˌstructural)
adjective
superstructure in American English
(ˈsupərˌstrʌktʃər)
noun
1.
a structure built on top of another
sometimes used figuratively
2.
that part of a building above the foundation
3.
that part of a ship above the main deck
Examples of 'superstructure' in a sentence
superstructure
Neither did it float of its own accord, but was carried atop the forward superstructure of a sleek, modern ship.
Jenkins, Geoffrey A DAYSTAR OF FEAR (1998)
He could just make out the superstructure: some kind of a coastal freighter.
Terman, Douglas CORMORANT (1998)
He stood in the relatively sheltered open wing of his bridge and superstructure, his mind quickly recalculating the risk.
Lunnon-Wood, Mike LET NOT THE DEEP (1998)
The pilot in Armstrong's helicopter could just make out the superstructure of the ship ahead of them.