sanatorium
nounNAmE//ˌsænəˈtɔriəm//
(also sanitarium NAmE//ˌsænəˈtɛriəm//
) (pl. sanatoriums, sanitariums, (or )sanatoria NAmE//ˌsænəˈtɛriə//
, sanitaria)Check pronunciation: sanatorium
Definition of sanatorium noun from the Oxford Advanced American Dictionary