What is the meaning of Admission?

The act or practice of admitting.

Permission to enter, or the entrance itself; admittance; entrance; access

The granting of an argument or position not fully proved; the act of acknowledging something asserted; acknowledgement; concession.

Acquiescence or concurrence in a statement made by another, and distinguishable from a confession in that an admission presupposes prior inquiry by another, but a confession may be made without such inquiry.

A fact, point, or statement admitted; as, admission made out of court are received in evidence

Declaration of the bishop that he approves of the presentee as a fit person to serve the cure of the church to which he is presented.

The cost or fee associated with attendance or entry.

admission (act of admitting; state of being admitted)

Source: wiktionary.org