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[wawl-bawrd, -bohrd] /ˈwɔlˌbɔrd, -ˌboʊrd/
material manufactured in large sheets for use in making or covering walls, ceilings, etc., as a substitute for wooden boards or plaster.
1905-10; wall + board Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for wallboard
  • Finishing wallboard, which consists of covering seams and fasteners with tape and filler, is not discussed.
  • The plant also sells the byproducts of combustion to other park tenants for use in manufacturing wallboard and concrete.
  • They have subsisted on peanut butter, pancake batter, wallboard and insulation.
  • Vermiculite was used to manufacture gypsum wallboard at the facility.
  • Remove porous materials such as ceiling tiles, wallboard and wood products.
  • All dimensions are taken to face of gypsum wallboard or unit masonry.
  • Increasing moisture content made autoclaving more difficult, but wet wallboard and ceiling tiles were also effectively sterilized.
  • Many flooded items, such as wallboard and mattresses, will hold mud and contamination forever.
British Dictionary definitions for wallboard


a thin board made of materials, such as compressed wood fibres or gypsum plaster, between stiff paper, and used to cover walls, partitions, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Encyclopedia Article for wallboard


any of various large, rigid sheets of finishing material used in drywall construction to face the interior walls of dwellings and other buildings. Drywall construction is the application of walls without the use of mortar or plaster.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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