| Abbreviation | Definition |
|---|---|
| PRDA | Program Research and Development Announcement |
| PREA | Pediatric Research Equity Act |
| PRE-ACQ | Pre- Acquisition life cycle phase |
| PRER | Pre-Renovation Education Rule |
| PRES | President |
| PRES | Presidential Documents |
| PREW | Project Resource Estimating Worksheet |
| PRH | Pacific Region Headquarters, National Weather Service |
| PRIA | Pilot Records Improvement Act of 1996 |
| PRIDE | Professional Responsibility In Daily Effort |
| PRIME | Privatize Retain Innovate Modify And Eliminate |
| PRISM | Planning Tool for Resource Integration, Synchronization, and Management |
| PRO | In Favor Of |
| PROTECTIPAct | Preventing Real Online Threats to Economic Creativity and Theft of Intellectual Property Act of 2011 |
| PRP | Potentially Responsible Party |
| PRP | Primary Responsible Person |
| PRR | Policy Research Report |
| PRR | Project Renovation Requisition |
| PRSP | Perfectly Reasonable and Sane Proposal |
| PRSP | Poverty Reduction Strategy Paper |