AATD
| Acronym | Definition |
|---|---|
| AATD | Aviation Applied Technology Directorate |
| AATD | Alpha-1 Antitrypsin Deficiency |
| AATD | Advanced Aviation Training Device |
| AATD | Army Advanced Technology Demonstration |
| AATD | Adapted Alternating Treatments Design |
| AATD | Automated Articulation Testing Device |