institution

Noun

• a hospital for mentally incompetent or unbalanced person

• the act of starting something for the first time; introducing something new
  • she looked forward to her initiation as an adult
    
  • the foundation of a new scientific society
    

• a custom that for a long time has been an important feature of some group or society
  • the institution of marriage
    
  • the institution of slavery
    
  • he had become an institution in the theater
    

• an establishment consisting of a building or complex of buildings where an organization for the promotion of some cause is situated

• an organization founded and united for a specific purpose

Related words

• Synonyms: 
  mental hospital , psychiatric hospital , mental institution , mental home , insane asylum , asylum , initiation , founding , foundation , origination , creation , innovation , introduction , instauration , establishment