"establishments" in the noun sense
1. constitution, establishment, formation, organization, organisation
the act of forming or establishing something
"the constitution of a PTA group last year"
"it was the establishment of his reputation"
"he still remembers the organization of the club"
2. institution, establishment
an organization founded and united for a specific purpose
3. administration, governance, governing body, establishment, brass, organization, organisation
the persons (or committees or departments etc.) who make up a body for the purpose of administering something
"he claims that the present administration is corrupt"
"the governance of an association is responsible to its members"
"he quickly became recognized as a member of the establishment"
4. establishment
a public or private structure (business or governmental or educational) including buildings and equipment for business or residence
5. establishment
any large organization
6. establishment, ecesis
ecology) the process by which a plant or animal becomes established in a new habitat
7. establishment, validation
the cognitive process of establishing a valid proof
Source: WordNet® (An amazing lexical database of English)
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