| Acronym | Definition |
|---|
| PDRR➣Program Definition and Risk Reduction |
| PDRR➣Program Definition and Risk Reduction (formerly Advanced Development) |
| PDRR➣Papa Doo Run Run (surfer band; Cupertino, CA) |
| PDRR➣Preliminary Draft Revision of Recommendation (International Telecommunication Union) |
| PDRR➣Priority Deficit Round-Robin |
| PDRR➣Prototype Development and Risk Reduction |
| PDRR➣Provider Dispute Resolution Request (claims disputes) |
| PDRR➣Protection, Detection, Response, and Recovery |