institution

A custom or practice of a society or community.

A long-established organization or type of organization, particularly one involved with education, public service, or charity work.

The building or buildings which house such an organization.

A mental institution.

Any facility where people (especially those who are mentally or physically disabled or sick, or who are prisoners) are committed (confined), where their freedom to leave is restricted.

Any long established and respected place or business.

A person long established in a place, position, or field.

The act of instituting something.

The act by which a bishop commits a cure of souls to a priest.

That which institutes or instructs, particularly a textbook or system of elements or rules.