ex-officio

US /ˌeks əˈfɪʃ.i.oʊ/
UK /ˌeks əˈfɪʃ.i.oʊ/
1.

secara ex-officio

because of a person's position in a formal group:

:
•
The cabinet members will also attend the meeting ex-officio.
:
exdeus ex machina