institution
noun
an organization founded and united for a specific purpose
Synonymsestablishmentan establishment consisting of a building or complex of buildings where an organization for the promotion of some cause is situated
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”
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 hospital for mentally incompetent or unbalanced person
Source: WordNet 3.1, Princeton University
