Definition of institution noun from the Oxford Advanced Learner's Dictionary

        

    institution

     noun
    noun
    BrE BrE//ˌɪnstɪˈtjuːʃn//
     
    ; NAmE NAmE//ˌɪnstɪˈtuːʃn//
     
    Higher education institutions
     
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  1. 1  [countable] a large important organization that has a particular purpose, for example, a university or bank an educational/financial, etc. institution the Smithsonian Institution See related entries: Higher education institutions
  2. 2 [countable] (usually disapproving) a building where people with special needs are taken care of, for example because they are old or mentally ill a mental institution We want this to be like a home, not an institution.
  3. 3[countable] a custom or system that has existed for a long time among a particular group of people the institution of marriage
  4. 4[uncountable] the act of starting or introducing something such as a system or a law the institution of new safety procedures
  5. 5[countable] (informal, humorous) a person who is well known because they have been in a particular place or job for a long time You must know him—he's an institution around here!
  6. Word Origin late Middle English (in senses (3) and (4)): via Old French from Latin institutio(n-), from the verb instituere, from in- ‘in, towards’ + statuere ‘set up’. Sense (1) dates from the early 18th cent.Extra examples American laws once protected the institution of slavery. Fish and chips became a national institution in Britain. Football is a national institution in this country. He claimed this threatened ‘the sacred institution of marriage’. He was released from the state institution where he had been confined for four years. Many people with dementia would rather remain at home than be placed in an institution. Parliament remains the central institution of the constitution of the United Kingdom. The College is one of the most prestigious medical institutions in the country. The state built institutions for those who were considered insane. These changes threaten some of our most cherished institutions. These values are embedded in mainstream social institutions. They are studying ways to reform government institutions. They argue for the reform of existing political institutions. We need to create institutions that benefit our community. a course at an institution of higher education an institution for mentally ill offenders cultural institutions such as religious and legal codes cultural institutions such as the Danish Institute examination procedures within educational institutions patients in mental institutions the central institutions of the nation’s constitution young people who attend higher-education institutions The deal is backed by one of the country’s largest financial institutions. The system is targeted mainly at academic and research institutions. They had him committed to a mental institution.
See the Oxford Advanced American Dictionary entry: institution