mental hospital
From Longman Dictionary of Contemporary EnglishRelated topics: Hospital, Psychology, psychiatrymental hospitalˈmental ˌhospital noun [countable] old-fashioned MHMPa hospital where people with mental illnesses are treated SYN psychiatric hospitalExamples from the Corpusmental hospital• Her parents committed her to a mental hospital in Massachusetts.• Brown died April 30 at the state mental hospital.• Rocky himself, currently in a Texas mental hospital, will be released to play at the launch party!