ceiling

1. The overhead upper surface of a covered space (synset 102993828)
   "he hated painting the ceiling"
   is a type of: upper surface - the side that is uppermost
   subtypes: overhead - (nautical) the top surface of an enclosed space on a ship
   is a part of:

   • hall, hallway - an interior passage or corridor onto which rooms open
   • room - an area within a building enclosed by walls and floor and ceiling
2. (meteorology) altitude of the lowest layer of clouds (synset 105139807)
   referred to in: meteorology - the earth science dealing with phenomena of the atmosphere (especially weather)
   is a type of: altitude, height - elevation especially above sea level or above the earth's surface
3. An upper limit on what is allowed (synset 106670391)
   "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"
   is a type of: control - the economic policy of controlling or limiting or curbing prices or wages etc.
   subtypes: glass ceiling - a ceiling based on attitudinal or organizational bias in the work force that prevents minorities and women from advancing to leadership positions
   same as: cap, roof
4. Maximum altitude at which a plane can fly (under specified conditions) (synset 105139932)
   is a type of: altitude, height - elevation especially above sea level or above the earth's surface
   subtypes:

   • absolute ceiling - the maximum altitude at which an airplane can maintain horizontal flight
   • combat ceiling, service ceiling - altitude above which a plane cannot climb faster than a given rate

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