AAT
Aat stands for:
- Aat, the Dutch name for the Belgian city of Ath
- Aat ( Queen ) Egyptian Queen
AAT is the abbreviation of:
- α -1-antitrypsin
- Aachen Aphasia Test
- Alber Antriebstechnik GmbH
- Altay Airport ( IATA code )
- Anglo - Australian Telescope, see List of largest optical telescopes
- Anti- Aggression Training
- Apple Advanced Typography
- Art and Architecture Thesaurus
- Australian Antarctic Territory
- Disambiguation
- Abbreviation