The act by which something is established; establishment.

(obsolete) A hypothetical fourth class of civic subjects, or fourth body (in Britain, after the Crown, and the two Houses of Parliament) which governed legislation.

plural of estate

Opposed to the existing sociopolitical system (the establishment).

A church that is officially recognized as a national or state church by a government; in England it is the Church of England.

simple past tense and past participle of establish

Having been in existence for a long time and therefore recognized and generally accepted. / Of a religion, church etc.: formally recognized by a state as being official within that area.

(Britain) A person or company that acts in the sale, lease or maintenance of land, property, real estate etc for another. / (archaic) A land bailiff.

(film) A master shot, the primary wide shot of a scene used to inform the audience of the location or situation.

That has been in existence for a long time.