Noun: gypsum board
- Wallboard with a gypsum plaster core bonded to layers of paper or fiberboard; used instead of plaster or wallboard to make interior walls
"The contractors installed gypsum board to create the new partition";
- plasterboard
Derived forms: gypsum boards
Type of: dry wall, drywall [N. Amer], wallboard
Encyclopedia: Gypsum board