(especially in combination) Having a (specified type of) ceiling.

Resembling or characteristic of a ceiling.

Without a ceiling.

(architecture) A vaulted ceiling that slopes upward from the walls, following the slope of the underside of the roof.

plural of popcorn ceiling

plural of ceiling function

(mathematics) A function that maps a real number to the smallest integer that is no smaller than it.

plural of absolute ceiling

(aviation) The maximum altitude above sea level that an aircraft or missile can maintain horizontal flight under normal conditions.

plural of dropped ceiling