| Acronym | Definition |
|---|
| ATDF➣American Tap Dance Foundation |
| ATDF➣Advanced Technology Development Facility, Inc (Austin, TX) |
| ATDF➣Adaptive Two-Dimensional Filter (gastroenterology) |
| ATDF➣Archival Tracking Data File |
| ATDF➣ASCII Test Data Format (semi-conductor industry) |
| ATDF➣Automated Target Data Fusion |