establishment

noun

1. the act of forming or establishing something

   noun.act

   Examples

   It was the establishment of his reputation.

   Synonyms constitution formation organisation organization

   Source: WordNet 3.0

2. an organization founded and united for a specific purpose

   noun.group

   Synonyms institution

   Source: WordNet 3.0

3. the persons (or committees or departments etc.) who make up a body for the purpose of administering something

   noun.group

   Examples

   He quickly became recognized as a member of the establishment.

   Synonyms administration brass governance governing body organisation organization

   Source: WordNet 3.0

4. a public or private structure (business or governmental or educational) including buildings and equipment for business or residence

   noun.artifact

   Source: WordNet 3.0

5. any large organization

   noun.group

   Source: WordNet 3.0

6. (ecology) the process by which a plant or animal becomes established in a new habitat

   noun.process

   Synonyms ecesis

   Source: WordNet 3.0

7. the cognitive process of establishing a valid proof

   noun.cognition

   Synonyms validation

   Source: WordNet 3.0

8. The act of establishing; a ratifying or ordaining; settlement; confirmation.

   noun

   Source: webster1913