ceiling Meaning, Definition & Usage

  1. noun the overhead upper surface of a covered space
    • he hated painting the ceiling
  2. noun (meteorology) altitude of the lowest layer of clouds
  3. noun an upper limit on what is allowed
    cap; roof.
    • he put a ceiling on the number of women who worked for him
    • there was a roof on salaries
    • they established a cap for prices
  4. noun maximum altitude at which a plane can fly (under specified conditions)

WordNet

Ceil"ing noun
Etymology
See Cell, v. t.
Definitions
  1. (Arch.) (a) The inside lining of a room overhead; the under side of the floor above; the upper surface opposite to the floor. (b) The lining or finishing of any wall or other surface, with plaster, thin boards, etc.; also, the work when done.
  2. (Naut.) The inner planking of a vessel.

Webster 1913