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Meaning of AAo | Babel Free

Noun CEFR C2

Definitions

  1. Abbreviation of ascending aorta.
    abbreviation, alt-of
  2. Initialism of anodic aluminium oxide.
    abbreviation, alt-of, initialism, uncountable
  3. Initialism of Australian Astronomical Observatory, formerly the Anglo-Australian Observatory.
    abbreviation, alt-of, initialism

CEFR level

C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
See all C2 English words →

See also

AAOS AAOU Aap aapa AAPAA AAPI

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