beaverboard
/ˈbivərˌbɔrd/
noun
- A type of lightweight, fiber-based building board used for walls and ceilings, similar to drywall or particleboard.
- They used beaverboard to finish the basement because it was cheap and easy to install.
- The old house had walls made of beaverboard instead of plaster.
- Beaverboard was popular in the early 1900s for interior construction.
Synonyms