| Acronym | Definition |
|---|
| PRI➣Primary Rate Interface (ISDN) |
| PRI➣Priority/Primary |
| PRI➣Public Radio International |
| PRI➣Performance Review Institute (Warrendale, PA) |
| PRI➣Institutional Revolutionary Party (Mexico) |
| PRI➣Performance Racing Industry |
| PRI➣Partido Revolucionario Institucional (Spanish: Institutional Revolutionary Party, México) |
| PRI➣Puerto Rico (ISO Country code) |
| PRI➣Population Research Institute |
| PRI➣Peace Research Institute (est. 1976) |
| PRI➣Policy Research Institute (various locations) |
| PRI➣Primary Rate Interface (telecommunications) |
| PRI➣Perris (Amtrak station code; Perris, CA) |
| PRI➣Principles for Responsible Investment (UNEP Finance Initiative) |
| PRI➣Pacific Research Institute (since 1979; San Francisco, California) |
| PRI➣Political Risk Insurance |
| PRI➣Poverty Reduction Initiative (various locations) |
| PRI➣Puerto Rico International |
| PRI➣Policy Research Initiative (various organizations) |
| PRI➣Prisoner Reentry Initiative (various locations) |
| PRI➣Printer Definitions |
| PRI➣Policy Rules Instances |
| PRI➣Provisioning Instances |
| PRI➣Primary Rate Isdn |
| PRI➣Primary Rate Interface |
| PRI➣Priority |
| PRI➣Pure Rate of Interest (economics) |
| PRI➣Program-Related Investment (foundations) |
| PRI➣Plant Research International |
| PRI➣Panchayati Raj Institutions (India) |
| PRI➣Penal Reform International |
| PRI➣Production Resources, Inc. (Franklin, TN) |
| PRI➣Pulse Repetition Interval |
| PRI➣Personal Record Identifier (Canada) |
| PRI➣Pharmaceutical Research Institute |
| PRI➣Planet Repair Institute (Portland, OR) |
| PRI➣Photochemical Reflectance Index |
| PRI➣Prevention Research Institute (Lexington, KY) |
| PRI➣Praslin Island, Seychelles (Airport Code) |
| PRI➣Periodic Reinvestigation |
| PRI➣Plastics and Rubber Institute (United Kingdom) |
| PRI➣Prison Reform International |
| PRI➣Progressive Renal Insufficiency |
| PRI➣Progressive Routing Indicator (US DoD) |
| PRI➣Performance Registrar Inc. |
| PRI➣Preliminary Rifle Instruction |
| PRI➣Peopleclick Research Institute (statistical analysis; Peopleclick) |
| PRI➣Preemptive Repeat Identical (transition type in Petri nets) |
| PRI➣Proliferation Rate Index |
| PRI➣Polarity Realization Institute |
| PRI➣Precision Radiation Instruments |
| PRI➣Product Release Instructions |
| PRI➣Positive Refractive Index |
| PRI➣Property Retention Index |
| PRI➣Paranormal Research Institute |
| PRI➣Power Resources International, Inc (Long Island, New York) |
| PRI➣Professional Recruiting International (Utah) |
| PRI➣Collectie Privaatrecht |
| PRI➣Pensions Registration Institute (Sweden) |
| PRI➣Partido de Ratas Inorganizadas |
| PRI➣Probability of Receiving an Impression |
| PRI➣Pertech Resources Incorporated (Riverton, Wyoming) |
| PRI➣Planning, Review, and Inspection |
| PRI➣Performance and Results International, LLC |
| PRI➣Peroulakis Research, Inc. |
| PRI➣Protection Radiologique Intégrée (France: Integrated Radiological Protection) |