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 ;