wallboard
/ˈwɔːlˌbɔːrd/
noun
- A large, flat sheet of material used to cover walls and ceilings, often made of gypsum or wood fibers.
- The workers installed wallboard in the new office to create smooth walls.
- The old wallboard was damaged by water and had to be replaced.
- We need to buy more wallboard to finish the basement renovation.
Synonyms