Ceiling

//ˈsiːlɪŋ// noun, verb

Definitions

Noun
  1. 1
    The overhead closure of a room.

    "The dining room had an ornate ceiling."

  2. 2
    the overhead upper surface of a covered space wordnet
  3. 3
    The upper limit of an object or action.

    "[…] and only at Barnet did Tappin give Empire of India a burst to bring us up to the 60 m.p.h. speed ceiling of the London area."

  4. 4
    (meteorology) altitude of the lowest layer of clouds wordnet
  5. 5
    The highest altitude at which an aircraft can safely maintain flight.
Show 7 more definitions
  1. 6
    maximum altitude at which a plane can fly (under specified conditions) wordnet
  2. 7
    The measurement of visible distance from ground or sea level to an overcast cloud cover; under a clear sky, the ceiling measurement is identified as "unlimited."

    "Even though it was cloudy, there was still enough ceiling for the Blue Angels to perform a great show."

  3. 8
    an upper limit on what is allowed wordnet
  4. 9
    The smallest integer greater than or equal to a given number.

    "The ceiling of 4.5 is 5; the ceiling of −4.5 is −4."

  5. 10
    The inner planking of a vessel.
  6. 11
    The maximum permitted level in a financial transaction.
  7. 12
    The overhead interior surface that covers the upper limits of a room.
Verb
  1. 1
    present participle and gerund of ceil form-of, gerund, participle, present

Etymology

From Middle English celing (“paneling; (bed) cover or hanging”), from celen (“to cover or panel walls”) (from Old French celer (“to conceal”)) + -ing (gerund-forming suffix). By surface analysis, ceil + -ing.

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