SANITARIUM Meaning of SANITARIUM in English [ ˌsanɪ'tɛ:rɪəm ]■ noun ( plural ~s or sanitaria -rɪə ) North American term for sanatorium .OriginC19: pseudo-Latin, from L. sanitas 'health'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004