interactive whiteboardnoun [ C ]
uk/ɪn.təˌræk.tɪv ˈwaɪt.bɔːd//ɪn.t̬ɚˌræk.tɪv ˈwaɪt.bɔːrd/abbreviation IWBa large electronic screen linked to a computer, that is used in a classroom to show information and that can be written on by touching it with a finger, special pen, etc.:
Most schools are now well equipped with interactive whiteboards.