| Acronym | Definition |
|---|
| BDAS➣Background Draw-a-Secret (software) |
| BDAS➣Bendigo District Astronomical Society (Australia; est. 1998) |
| BDAS➣Bundesverband der Aikido-Schulen |
| BDAS➣Bromley District Angling Society (UK) |
| BDAS➣Balloon Dilation Atrial Septostomy (cardiology) |
| BDAS➣Battle Damage Assessment System |