different between ceiling vs wallboard

English

Pronunciation

• IPA^(key): /?si?l??/
• Rhymes: -i?l??
• Homophone: sealing
• Hyphenation: ceil?ing

Etymology 1

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).

Noun

ceiling (plural ceilings)

1. The overhead closure of a room.

2. The upper limit of an object or action.
   • 2008, N. Gregory Mankiw, Principles of Economics (volume 1, page 114)

     Market forces naturally move the economy to the equilibrium, and the price ceiling has no effect on the price or the quantity sold.

3. (aviation) The highest altitude at which an aircraft can safely maintain flight.
4. (meteorology) 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."

5. (mathematics) The smallest integer greater than or equal to a given number.

6. (nautical) The inner planking of a vessel.
7. (finance) The maximum permitted level in a financial transaction.
8. (architecture) The overhead interior surface that covers the upper limits of a room.

Synonyms

• ceil (poetic)
• (mathematics): ceil

Antonyms

• floor

Derived terms

Translations

Etymology 2

Verb

ceiling

1. present participle of ceil

Anagrams

• cieling

English

Etymology

wall +? board

Noun

wallboard (countable and uncountable, plural wallboards)

1. A construction material of pre-made boards used for walls and ceilings, usually a gypsum core with a paper surface.
   • 1991, Kalton C. Lahue, Cheryl Smith, Interior Lighting (page 19)

     Hooks come with screws for use in plaster or wood and toggles for use in wallboard. One hook should be sufficient to swag a lamp from a ceiling outlet.

Synonyms

• Thesaurus:drywall

Hyponyms

• gypsum board
• gyprock
• plasterboard

Related terms

• cement board
• plaster
• gypsum plaster
• lath

Translations