There are multiple definitions - click on the translation that matches your context.

Beitritt

Substantiv

full

admittance

noun

Comparative law notes

Germany

A new member may seek "admittance" or "admission" to an association or organization.

Definitions of admittance

English

authorization to enter a building or place or join something

Peers have objected to a piece of EU legislation on common rules for the admittance of non-EU seasonal workers.