| Acronym | Definition |
|---|
| PDEM➣Probability Density Evolution Method (engineering) |
| PDEM➣Position-Dependent Effective Mass (physics) |
| PDEM➣Postgraduate Diploma in Enterprise Management (South Africa) |
| PDEM➣Porcine Dry Eye Model (optometry) |
| PDEM➣Partia Demokratyczna |