| Abbreviation | Definition |
|---|---|
| PRA | Promoting Republic Administration |
| PRAGTI | Progressive Action Group Today's India |
| PRB | Partido Republicano Brasileiro |
| PRCB | Political Risk Credit and Bond |
| PRD | Partido Revolucionario Democratico |
| PRD | Partido Revolucionario Dominicano |
| PRD | Pobre Republic Dominicana |
| PRD | Pobre Republica Dominicana |
| PRE | Partido Revolucionario de España |
| PREF | Partnership for Renewable Energy Finance |
| PREP | Prevention and Relationship Enhancement Program |
| PRES | Paediatric Rheumatology European Society |
| PRI | Partido Revolucionario Institucional |
| PRI | Partido Revolucionario Institucionalizado |
| PRI | Political Risk Insurance |
| PRID | Park River Independent Democrats |
| PRL | Polish Republican Lounge |
| PRM | Parti Rakyat Malaysia |
| PROCAB | Cabinet Office Papers, Public Record Office, London |
| PROG | Progressive Party |