Meaning of the word "ex officio" in English

What does "ex officio" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

ex officio

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

Adjective

by virtue of one's position or office

Example:
The Vice President serves as the ex officio head of the Senate.
She is an ex officio member of the committee.

Adverb

by virtue of one's position or office

Example:
The mayor serves ex officio on the city council.
The CEO acts ex officio as chairman of the board.