wallboard

noun

wall·​board ˈwȯl-ˌbȯrd How to pronounce wallboard (audio)
: a structural boarding of any of various materials (such as wood pulp, gypsum, or plastic) made in large rigid sheets and used especially for sheathing interior walls and ceilings

Examples of wallboard in a Sentence

Recent Examples on the Web This 19 x 20 x 8.3-foot tiny home—made from a steel frame and flame-retardant foam wallboard—is fully waterproof, thermally insulated, and impossibly easy to assemble. Stephanie Osmanski, Better Homes & Gardens, 9 Mar. 2024 Before spackling, make sure the hole is flat with the surrounding wallboard. Jeanne Huber, Washington Post, 8 Mar. 2024 In addition to fill, coal ash also is often used in the production of gypsum wallboard and concrete. Sarah Bowman, The Indianapolis Star, 23 Feb. 2024 The mounting tape should not be applied to wallpaper, wallboard, plaster, or veneer surfaces. Belle Duchene, Better Homes & Gardens, 31 Oct. 2023 Makers of chemicals, cat litter, fertilizer, paper, wallboard and steel have told investors over the past few weeks that lower gas bills are easing cost pressures and bolstering profit margins. Ryan Dezember, WSJ, 28 June 2023 The reasoning here is that closed-cell gives off too much heat to spray behind the wallboard, but open-cell does not. Mark Philben, BostonGlobe.com, 29 May 2022 Profits are being pinched at businesses ranging from beer-box makers and wallboard manufacturers to bitcoin miners, and higher costs are trickling down to prices for consumers and putting pressure on the Federal Reserve to raise interest rates. WSJ, 27 May 2022 More than half was turned into other materials such as cement, grout and wallboard. Isabelle Chapman, CNN, 7 Dec. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'wallboard.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1906, in the meaning defined above

Time Traveler
The first known use of wallboard was in 1906

Dictionary Entries Near wallboard

Cite this Entry

“Wallboard.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/wallboard. Accessed 19 Mar. 2024.

Kids Definition

wallboard

noun
wall·​board ˈwȯl-ˌbō(ə)rd How to pronounce wallboard (audio)
-ˌbȯ(ə)rd
: a building material (as of wood pulp, gypsum, or plastic) made in large stiff sheets and used especially for inside walls and ceilings

More from Merriam-Webster on wallboard

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