from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The upper interior surface of a room.
- n. Material used to cover this surface.
- n. Something resembling a ceiling: a ceiling of leaves over the arbor.
- n. An upper limit, especially as set by regulation: wage and price ceilings.
- n. The highest altitude under particular weather conditions from which the ground is still visible.
- n. The altitude of the lowest layer of clouds.
- n. Absolute ceiling.
- n. Nautical The planking applied to the interior framework of a ship.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The surface that bounds the upper limit of a room.
- n. The upper limit of an object or action.
- n. The highest altitude at which an aircraft may fly.
- n. The smallest integer greater than or equal to a given number.
- v. Present participle of ceil.
from the GNU version of the Collaborative International Dictionary of English
- n. The inside lining of a room overhead; the under side of the floor above; the upper surface opposite to the floor.
- n. The lining or finishing of any wall or other surface, with plaster, thin boards, etc.; also, the work when done.
- n. The inner planking of a vessel.
from The Century Dictionary and Cyclopedia
- n. A canopy; hangings; properly, hangings overhead, but by extension also side-hangings; tapestry.
- n. The interior overhead surface of an apartment, usually formed of a lining of some kind affixed to the under side of joists supporting the floor above, or to rafters; the horizontal or curved surface of an interior, opposite the floor. In ordinary modern buildings it is usually finished with or formed of lath-and-plaster work.
- n. Wainscoting; wainscot.
- n. The lining of planks on the inside of a ship's frame.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. maximum altitude at which a plane can fly (under specified conditions)
- n. (meteorology) altitude of the lowest layer of clouds
- n. an upper limit on what is allowed
- n. the overhead upper surface of a covered space
Middle English celing, from celen, to ceil; see ceil.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Middle English ceiling, from ceil ("to cover") + -ing. (Wiktionary)