| Acronym | Definition |
|---|
| TPDD➣Third Party Due Diligence |
| TPDD➣Tandy Portable Disk Drive |
| TPDD➣Time Plane Destruction Device (Haruhi Suzumiya; novel series) |
| TPDD➣Test Program Design Data |
| TPDD➣Training Product Document Data |
| TPDD➣Test Procedures Development Director |