Meaning

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

  "Since their establishment of the company in 1984, they have grown into a global business."

• The state of being established, founded, etc.; fixed state.

  "The firm celebrated twenty years since their establishment by updating their look."

• That which is established; as a form of government, a permanent organization, business or force, or the place where one is permanently fixed for residence.

  "Exposing the shabby parts of the establishment."

• (usually with "the") The ruling class or authority group in a society; especially, an entrenched authority dedicated to preserving the status quo. Also Establishment.

  "It's often necessary to question the establishment to get things done."

• The number of staff required to run a department or organisation (often used in the context of healthcare and other public services).

  "The cancer department has an establishment of 10 doctors and 30 nurses."