1. a type of fiberboard made from wood pulp, used for construction and insulation
Usage: construction; building materials

Examples

• The contractor installed beaverboard panels in the attic for insulation.
• Beaverboard was commonly used in home construction during the early 20th century.
• The old house had beaverboard walls that needed to be replaced.
• We covered the basement ceiling with beaverboard to improve the appearance.
• The carpenter cut the beaverboard to fit around the electrical outlets.
• Beaverboard provides good thermal insulation when properly installed.