Authorizing Official

Views Updated: Dec 15, 2025

Key Facts

Abbreviation

AO

Pronunciation

/ˈɔθərˌaɪzɪŋ əˈfɪʃəl/

Category

Governmental

Related Field

Military

Other meanings of AO

Agent Orange Gov

Atlantic Ocean Academic

Adults Only Community

Antiquites Orientales Community

Aosta (Province) Intl

Aktsionernoye Obshestvo Misc

Astromanialetta Orphormotogus Misc

Autres Objets (other articles) Misc

American Optical Company Business

Accrediting Organization Business