AAO
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Translingual[edit]
Symbol[edit]
AAO
- (international standards, aviation) IATA airport code for Anaco Airport, which serves Anaco, Anzoátegui, Venezuela.
English[edit]
Noun[edit]
AAO (uncountable)
- (inorganic chemistry) Initialism of anodic aluminium oxide.
Proper noun[edit]
AAO
- (astronomy) Initialism of Australian Astronomical Observatory, formerly the Anglo-Australian Observatory.