PDST
| Acronym | Definition |
|---|---|
| PDST | Pacific Daylight Savings Time |
| PDST | Position Determination Session Type |
| PDST | Planning Decision Support Tool (Ontario Ministry of Health and Long-Term Care; Ontario, Canada) |
| PDST | Path-Directed Subdivision Tree |
| PDST | Personnel Data System for Training |
| PDST | Pembroke Dock Sunderland Trust |
| PDST | Phospholipid-Dependent Signal Transduction (biological psychiatry) |