| Abbreviation | Definition |
|---|---|
| PDET | Professional Development Education and Training |
| PDET | Professional Development in Educational Technology |
| PDFL | Parallel Distributed and Federated Learning |
| PDFL | Power of Design on Flexible Learning |
| PDI | Professional Development Initiative |
| PDK | Pendidikan Dan Kebudayaan (Indonesian: Education and Culture) |
| PDK | Phi Delta Kappa |
| PDL | Personalized and Differentiated Learning |
| PDP | Professional Development Plan |
| PDRE | Palm Desert Resuscitation Education |
| PDS | Professional Development School |
| PDSB | Peel District School Board (Ontario, Canada) |
| PDSP | Property Data Survey Programme |
| PDT | Professional Development Training |
| PDTA | Professional Dance Teachers Association |
| PDU | Professional Development Unit |
| PDY | Pike- Delta- York Schools |
| PDY | Prodigy |
| PE | PHD education |
| PE | Population Equivalent |