noun
admission
Permission or acceptance to enter a place or institution.
The ticket taker grants admission by opening the theater's entrance rope.

Etymology
Latin ad- and mittere combine in the idea of letting something come to or enter. Admission names that allowing-in, whether through a doorway or into membership of an institution.
More examples
- Her admission to the university delighted the whole family.
- Children under five receive free admission.
- The hospital recorded several new admissions overnight.
Forms
admission · admissions
admit verb — To allow someone to enter or join.
Similar words
- entry
- Can describe going in without permission or formal acceptance.
- acceptance
- Can concern approval without entry into a place or institution.