plasterboard /ˈplæstɚˌboɚd/ Brit /ˈplɑːstəˌbɔːd/ noun /ˈplæstɚˌboɚd/ Brit /ˈplɑːstəˌbɔːd/
noun
Learner's definition of PLASTERBOARD
[noncount]
: building material that is used for making walls and ceilings and that is made of large sheets of plaster covered with thick paper : drywall石膏灰泥板