| Acronym | Sense | Language | Topics |
|---|---|---|---|
| PQT | Production Qualification Test | In English | → Quality management → Engineering, technology |
| PR | Public Relations = RP | Relations Publiques | In French = RP | Relations Presse | In French |
In English | → Public relations |
| PR | Purchase Request | In English | → 34745 |
| PR | Performance Report | In English | |
| PR | Position Record | In English | → Records management |
| PR | Pressure Ratio | In English | |
| PR | Pressure Regulator | In English | |
| PR | Problem Report | In English | |
| PR | Procurement Regulation | In English | → 34745 |
| PR | Program Requirement | In English | |
| PR | Pulse Rate | In English | |
| PR | Printempa Renkontiĝo | In Esperanto | → Congresses |
| PR | Prix de Revient | In French | → Prices |
| PRA | Participatory Rural Appraisal | In English | → Agricultural sciences |
| PRA | Precession Axis | In English | |
| PRA | Professional Rugby Players Association | In English | → Associations → Football and rugby |
| PRA | Projet de Recherche Amont | In French | → Research policy |
| PRA | Plan de Reprise d'Activité | In English | → Management |
| PrAA | Progress in Astronautics and Aeronautics | In English | → Serial publications, periodicals → Astronautics → Aeronautics, aircraft |
| PRACA | Problem Reporting And Corrective Action | In English | → Management |
| PRACH | Packet Random Access Channel | In English | → Telecommunications |
| PrAeS | Progress in Aerospace Sciences | In English | → Serial publications, periodicals → Astronomy → Aeronautics, aircraft → Astronautics |
| PRAI | Pattern Recognition and Artificial Intelligence | In English | → Software |
| PRAI | Programme Régional d'Actions Innovatrices | In French | → Regional administration → Engineering, technology |
| PRAMED | Programme Régional pour l'Air, la Maîtrise de l'Énergie et les Déchets | In French | |
| PrAst | Practical Astronomy | In English | → Serial publications, periodicals → Astronomy |
| PRATIC | PRocédure d'Analyse et de Traitement des Informations Commerciales | In French | → Software → Trade → Energy economics |
| PRB | Panel Review Board | In English | |
| PRB | Parachute Refurbishment Building | In English | → Aeronautics, aircraft → Astronautics |
| PRB | Program Review Board | In English | → Management |
| PRB | Program Requirements Baseline | In English | → Management |
| PRB | President's Review Board | In English | |
| PRC | Pharmacotherapy Research Center | In English | → Research institutes → Pharmacology, toxicology |
| PRC | Provision pour Risques et Charges | In French | → Accounting |
| PRCB | Program Requirements Change Board | In English | → Management |
| PRCB | Program Requirements Control Board | In English | → Management |
| PRCB | Program Review Control Board | In English | → Management |
| PRCBD | Program Requirements Control Board Directive | In English | → Management |
| PRCC | Programme de Renforcement des Capacités Commerciales | In French | → Trade → Development |
| PRCF | Pôle de Renaissance Communiste en France | In French | → Communist parties → France |
| PRCO | Publications of the Riverview College Observatory | In English | → Serial publications, periodicals → Astronomy |
| PRCS | Primary Reaction Control System | In English | |
| PRCTE | Programme Régional de la Création et de la Transmission d'Entreprises | In French | → Economic policy |
| PRD | Payload Requirements Document | In English | → Astronautics |
| PRD | Personal Radiation Dosimeter | In English | |
| PRD | Preliminary Requirements Document | In English | |
| PRD | Procurement Regulation Directive | In English | → 34745 |
| PRD | Procurement Requirements Document | In English | → 34745 |
| PRD | Program Requirements Document | In English | → Management |
| PRD | Project Requirements Document | In English | → Management |
| PRDA | Program Research and Development Announcement | In English | → Research policy → Engineering, technology |
| PRDF | Présentation et de Rapprochement des Données Financières = FDSR | Financial Data Submission and Reconciliation | In English |
In French | → Finance |
| PRDFP | Plan Régional de Développement des Formations Professionnelles des jeunes et des adultes | In French | → Labour, labour economics → Education |
| PRDFP | Plan Régional de Développement des Formations Professionnelles | In French | → Education → Labour, labour economics |
| PRDLA | Pacific Rim Digital Library Alliance | In English | → Libraries → Organizations and associations |
| PRDT | Prestation Régionale de Développement Technologique | In French | → Engineering, technology |
| PRE | Police Régionale d'Etat | In French | → Police |
| PRE | Personal Rescue Enclosure | In English | |
| PRE | Power Regulation Equipment | In English | → Electrical engineering |
| PRE | Prévision, Réalisation, Écart | In French | |
| PrECS | Progress in Energy and Combustion Science | In English | → Serial publications, periodicals → Thermodynamics |
| PREDIS | Plan Régional d'Élimination des Déchets Industriels Spéciaux | In French | → Environmental protection → Environmental technology, water supply, waste management |
| PREDIT | Programme National de Recherche et d'Innovation dans les Transports Terrestres | In French | → Vehicle engineering → Transport and postal services |
| PREMIA | Pattern Recognition and Machine Intelligence Association | In English | → Associations → Artificial intelligence → Computer-based techniques |
| PreR | Precambrian Research | In English | → Serial publications, periodicals → Palaeontology |
| PRES | Pôles de Recherche et d'Enseignement Supérieur | In French | → Research policy → Specialized or polytechnical colleges → Higher education, universities |
| PRES | Pôle de Recherche et d'Enseignement Supérieur | In French | → Research policy → Specialized or polytechnical colleges → Higher education, universities |
| PRESCO | Practical Recommendations for Sustainable Construction | In English | → Construction |
| PRESENCCIA | Presence & Research Encompassing Sensory Enhancement, NeuroScience, Cerebral-Computer Interfaces and Applications | In English | → Human-computer interaction → Neurology |
| PREST | Policy Research in Engineering, Science and Technology | In English | → Politics → Mathematics and natural sciences → Applied sciences, technology |
| PrEx | Propellants and Explosives | In English | → Serial publications, periodicals → Vehicle engineering |
| PrExP | Propellants and Explosives Pyrotechnics | In English | → Serial publications, periodicals → Vehicle engineering |
| PRF | Projet de Recherches Fédérateur | In French | → Research policy |
| PRF | Pulse Repetition Frequency | In English | → Telecommunications |
| PRG | Parti Radical de Gauche | In French | → Political parties and movements |
| PRH | Patentti- ja rekisterihallitus | In Finnish | → Industrial property |
| PRI | Programme de Recherches Interdisciplinaires | In French | → Research policy |
| PRI | Point de Raccordement Immeuble | In French | → Telecommunications |
| PRI | Primary Rate Interface | In English | → Telecommunications |
| PRIC | Points Relais Information Conseil | In French | |
| PRIDE | Pacific Regional Initiatives for the Delivery of basic Education | In English | |
| PRIDES | Pôle Régional d'Innovation et de Développement Économique Solidaire | In French | → Organizations and associations → Research policy → Economics |
| PRIIM | Projet de Réalisation et d'Innovation Industrielle de Microsystèmes Hétérogènes | In French | → Mechanical engineering → Electronics |
| PRIM | Prévention des RIsques Majeurs | In French | → Accidents, risks, safety |
| PRIM&R | Public Responsibility In Medicine and Research | In English | → Research policy → Medicine |
| PRIME | Privacy and Identity Management for Europe | In English | |
| PRIMEQUAL | Programme de Recherche Interorganismes pour une Meilleure Qualité de l'Air à l'échelle Locale | In French | → Threats to the environment → Meteorology, climatology |
| PRINCE | PRojet d'INfrastructure de Communication d'Entreprise | In French | → Networks, communication → Telecommunications |
| PRIP | Pattern Recognition and Image Processing | In English | → Graphical processing → Image processing |
| PRIS | Payload Remote Integration System | In English | → Astronautics |
| PRISCILLA | Bus PRiority strategies and Impact SCenarIos deveLoped on a Large urban Area | In English | → Transport and postal services |
| PRISM | Pacific Regional Information SysteM | In English | → Computer science → Telecommunications |
| PRISM | Pacific Roundtable on Industry, Society and Management | In English | → Management → Social sciences → Economics |
| PRISM | Process Industries Safety Management | In English | → Engineering, technology |
| PRISM | Partnership for Research Infrastructures in Earth System Modeling (http://prism.enes.org) | In English | → Earth sciences |
| PRisMa | Portfolio Risk Management | In English | → Management → Finance → Financial markets |
| PRISMA | Productique et Informatique des Systèmes Manufacturiers | In French | → Computer-based techniques → Mechanical engineering |
| PRISMATICA | Pro-active Integrated Systems for Security Management by Technological Institutional and Communication Assistance | In English | |
| PRISME | PRoduits d'Information Spécialisée et Médiation Électronique | In French | → Knowledge management |
| PRITI | Pays à Revenu Intermédiaire Tranche Inférieure | In French | → Geography → Development |
| PRK | Prix de Revient Kilométrique | In French | → Prices → Automobile manufacturing |
| PRL | Page Revision Log | In English | |
| PRL | Payload Retention Latch | In English | → Astronautics |
| PRL | Priority Rate Limiting | In English | |
| PRL | Preferred Retinal Locus | In English | → Ophthalmology |
| PRL | Parti Rrépublicain de la Liberté | In French | → Political parties and movements → France |
| PRLA | Payload Retention Latch Actuator | In English | → Astronautics |
| PRLA | Payload Retention Latch Assembly | In English | → Astronautics |
| PRM | Payload Retention Mechanism | In English | → Mechanical engineering → Astronautics |
| PRM | Performance and Reliability Module | In English | |
| PRM | Pocket Radiation Meter | In English | |
| PRM | Posigrade Rocket Motor | In English | → Astronautics |
| PRM | Pulse Rate Modulation | In English | |
| PRM | Plafond Rayonnant Modulaire | In French | → Construction |
| PRM | Point de Regroupement des Moyens | In French | → Firefighting |
| PrMS | Progress in Materials Science | In English | → Serial publications, periodicals → Materials science |
| PRN | Program Release Notice | In English | |
| PRN | Pseudorandom Noise | In English | |
| PRN | Pulse Ranging Navigation | In English | |
| PRO | Planning and Reporting Officers | In English | → Management |
| PRO | Praktijkonderwijs | In Dutch | → Education |
| PRO | Planning Resident Order | In English | |
| PROACT | Programme for Advanced Contactless Technology | In English | → Applied sciences, technology |
| PrOce | Progress in Oceanography | In English | → Serial publications, periodicals → Marine research, oceanography |
| PROE | Publications of the Royal Observatory of Edinburgh | In English | → Serial publications, periodicals → Astronomy |
| PROFETAS | Protein Foods, Environment, Technology and Society | In English | → Food technology → Proteins |
| PROFS | Professional Office Systems | In English | |
| PROGRESS | Programme for Research on Embedded Systems & Software | In English | → Software → Electronics |
| PROJET | Promotion Rurale pour l'Orientation des Jeunes dans l'Entreprise par le Travail | In French | → Labour, labour economics → Personnel management |
| PROLOG | PROgrammation LOGique | In French | → Programming languages |
| PROM | Programmable Read-Only Memory | In English | → Memories |
| PROMIS | Project-Oriented Management Information System | In English | → Management → Knowledge management |
| PROMU | Prospective de la Mobilité dans les Métropoles | In French | → Transport and postal services → Regional planning |
| PROO | Programma voor onderwijsonderzoek | In Dutch | → Education |
| ProTon | Public Research Organisations Transfer Office Network | In English | → Organizations and associations → Research policy → Industry, industrial policy → Research institutes |
| PROTON | Public Research Organisations' Technology Offices Network | In English | → Organizations and associations → Research policy → Engineering, technology |
| PROTON | Public Research Organisation | In English | → Organizations and associations → Research policy |
| PRP | Personnel Reliability Program | In English | → Personnel management |
| PRP | Program Redefinition Proposal | In English | → Management |
| PRP | Plafond Rayonnant Plâtre | In French | → Construction |
| PrPc | Protéine Prion cellulaire | In French | → Proteins → Neurology → Infectious diseases |
| PrPh | Progress of Physics | In English | → Serial publications, periodicals → Physics |
| PrPNP | Progress in Particle and Nuclear Physics | In English | → Serial publications, periodicals → Nuclear, atomic, and molecular physics |
| PRPS | Programming Requirements Process Specification | In English | → Software |
| PRPV | Programme Régional de Protection des Végétaux | In French | → 5023 → Botany |
| PRQA | Plan Régional de la Qualité de l'Air | In French | → Environmental protection → Meteorology, climatology |
| PRQA | Plan Régional pour la Qualité de l'Air | In French | → Regional administration → Environmental protection → Meteorology, climatology |
| PRR | Parts Replacement Request | In English | → Maintenance and logistics |
| PRR | Parts Rework or Replacement | In English | → Maintenance and logistics |
| PRR | Preflight Readiness Review | In English | → Aeronautics, aircraft → Astronautics |
| PRR | Preliminary Requirements Review | In English | → Management |
| PRR | Production Readiness Review | In English | → Maintenance and logistics |
| PRR | Program Requirements Review | In English | → Management |
| PRR | Project Requirements Review | In English | → Management |
| PRR | Pulse Repetition Rate | In English | → Telecommunications |
| PRRB | Payload Requirements Review Board | In English | → Astronautics |
| PRS | Payload Retention System | In English | → Astronautics |
| PRS | Personal Rescue System | In English | |
| PRS | Personnel Rescue Service | In English | |
| PRS | Power Reactant Subsystem | In English | → Chemicals |
| PRS | Precision Ranging System | In English | |
| PRS | Preliminary Requirements Specification | In English | → Management |
| PRS | Primary Recovery Site | In English | |
| PRS | Primary Rescue Site | In English | |
| PRS | Provisioning Requirements Statement | In English | |
| PRS | (Syndicat National des) Papetiers Répartiteurs Spécialisés | In French | → Organizations and associations → Graphic industries, printing, publishing → Paper and board industry |
| PRSA | Power Reactant Storage Assembly | In English | → Chemicals |
| PRSC | Poverty Reduction Support Credit | In English | → Finance → Development |
| PRSD | Power Reactant Storage and Distribution | In English | → Chemicals |
| PRSDS | Power Reactant Storage and Distribution System | In English | → Chemicals |
| PRSS | Problem Report Squawk Sheet | In English | |
| PrSS | Progress In Surface Science | In English | → Serial publications, periodicals |
| PRST | Pôle de Recherche Scientifique et Technologique | In French | → Organizations and associations → Research policy → Engineering, technology |
| PRSV | Papaya Ringspot Virus | In English | → Virology → Agricultural sciences |
| PRT | Pulse Repetition Time | In English | |
| PRTLS | Powered Return To Launch Site | In English | → Astronautics |
| PRTR | Pollutant Release and Transfer Register | In English | → 5023 → Environmental technology, water supply, waste management |
| PRV | Pressure-Reducing Valve | In English | |
| PRV | Point de Regroupement des Victimes | In French | → Firefighting → Traumatology |
| PRVA | Public Relations Verband Austria (www.prva.at) | In German | → Organizations and associations → Public relations → Austria |
| PrVP | Proceedings of Vibration Problems | In English | → Serial publications, periodicals → Acoustics |
| PS | Paging Systems | In English | |
| PS | Polystyrene | In English | → Chemicals → Plastic industry |
| PS | Postscriptum | In Latin | |
| PS | Partido Socialista | In Portuguese | → Socialist parties |
| PS | Parti Socialiste | In French | → Socialist parties |
| PS | PostScript | In English | → Programming languages → Document processing |
| PS | Parachute System | In English | → Aeronautics, aircraft → Astronautics |
| PS | Production Sheet | In English | |
| PS | Payload Specialist | In English | → Astronautics |
| PS | Payload Station | In English | → Astronautics |
| PS | Payload Support | In English | → Astronautics |
| PS | Pointing Subsystem | In English | |
| PS | Power Supply | In English | → Electrical engineering |
| PS | Pressure Switch | In English | |
| PS | Primary Structure | In English | |
| PS | Probability of Survival | In English | |
| PS | Podravska Stranka | In Croatian | → Political parties and movements |
| PS | Puissance Souscrite | In French | → Energy economics |
| PSA | Pacific Sociological Association | In English | → Associations → 316 |