sort by Rank | Alpha
| Possible Meanings | Rank |
| Public Utilities Reports | **** |
| Projeto Universidades Renovadas | **** |
| Partidul Umanist Roman | *** |
| Pesticide Use Reporting | *** |
| Plutonium and Uranium | *** |
| Public Utility Reports | *** |
| Pesticide Use Reports | *** |
| Program Utility Routine | *** |
| Protzer Und Rauner | *** |
| percentage urea reduction | ** |
| platelet uptake ratio | ** |
| platelet-uptake ratio | ** |
| power utilization ratio | ** |
| psychogenic urinary retention | ** |
| Polycentric Urban Region | ** |
| PANA Update Request | ** |
| Photosynthetically Usable Radiation | ** |
| Partnership for the Umpqua Rivers | ** |
| Power Up Rating | ** |
| Partido Unidad Republicana | ** |
| Pacific Union Recorder | ** |
| proyecto utria regional | ** |
| Porozumienie Uczelni Rzeszowskich | ** |
| Privremeno Uneta Roba | ** |
| Private Un Recognised | * |
| Projekts Unternehmen Remscheid | * |
| Provincial Unit of Research | * |
| Panel Unit Root | * |
| Plus Undersink Replacement | * |
| Polytechnic University Radio | * |
| Productive Unit Resourcing | * |
| Production Unit Resourcing | * |