sort by Rank | Alpha
| Possible Meanings | Rank |
| Perhentian Island Resort | **** |
| Product Information Release | **** |
| Passive Infra Red | **** |
| Periodic Inspection Reports | **** |
| Policy and Institutional Reforms | **** |
| Personnel and Industrial Relations | **** |
| Professors in Residence | **** |
| Planning and International Relations | **** |
| Plan Is to Restore | **** |
| Progress in Inflammation Research | **** |
| Photo Industry Reporter | **** |
| Program Implementation Review | *** |
| Public Information Research | *** |
| Personal Injury Reports | *** |
| Property Insurance Report | *** |
| Partners in Research | *** |
| Pomorska Izba Rolnicza | *** |
| Process of Improvements | *** |
| Property Investment Research | *** |
| Prosopographia Imperii Romani | *** |
| Parachute Infantry Regiments | *** |
| priority intelligence requirements | *** |
| Personal Information Repository | *** |
| Poverty and Inequality Report | *** |
| Pagans in Recovery | *** |
| Presented at the International | *** |
| Protein Information Resources | *** |
| Pacific Islands Report | *** |
| Pacific Institutes for Research | *** |
| Perkebunan Inti Rakyat | *** |
| Public Interest Report | *** |
| Petrolifera Italo Rumena | *** |
| Pollution Incident Report | *** |
| Pacific Islands Region | *** |
| Pennsylvania International Raceway | *** |
| Public Involvement Review | *** |
| Page Independent Research | *** |
| Payment to Individual Report | *** |
| Precision Infrared Radiometer | *** |
| psicologo interno residente | *** |
| Public Internet Registry | *** |
| Performance Indicator Reference | *** |
| parker information resources | *** |
| Parity Inclusion and Representation | *** |
| Political and International | *** |
| Public Information Relay | *** |
| Post Implementation Reviews | *** |
| Perusahaan Inti Rakyat | *** |
| Packet Insertion Rate | *** |
| Project Import Regulations | *** |
| Projection Interval Relationships | *** |
| Partnership Information Return | *** |
| Progress Issues Raised | *** |
| Public Interest Research | *** |
| Project Immune Restoration | *** |
| Project Implementation Reports | *** |
| Partners in Restoration | *** |
| Poverty Impact Ratio | *** |
| Parrot Intermediate Representation | *** |
| Program in Response | ** |
| Product Incident Reports | ** |
| Foundation/Protein Identification Resource | ** |
| pain intensity rating | ** |
| parametric iterative reconstruction | ** |
| Parasitological incidence rates | ** |
| partial inferior rupture | ** |
| patient-initiated refusal | ** |
| perioperative inotropic requirements | ** |
| Physician in Residence | ** |
| plasma immunoreactive renin | ** |
| plasma inactive renin | ** |
| poor initial response | ** |
| post-inhibitory rebound | ** |
| postcardiac injury rheumatism | ** |
| poverty income ratio | ** |
| poverty index ratio | ** |
| pre-inflow relaxation | ** |
| preabsorptive insulin response | ** |
| preabsorptive insulin responses | ** |
| pressure increase rate | ** |
| primary immune response | ** |
| processing inhibitor-resistant | ** |
| Professional in Residence | ** |
| propofol infusion rate | ** |
| prospective individualized reimbursement | ** |
| Pacific Islands Review | ** |
| Parallel Import Restrictions | ** |
| Post Incident Review | ** |
| Proche Infra Rouge | ** |
| Pupil Instruction Related | ** |
| Periodic Impulse Response | ** |
| Point Info Rock | ** |
| Paired Ig-like receptors | ** |
| paired immunoglobin-like receptor | ** |
| Paired immunoglobulin-like receptor | ** |
| Paired immunoglobulin-like receptors | ** |
| proportional cancer incidence ratios | ** |
| Protein Identification Resource database | ** |
| Promotion Information Report | ** |
| Precision Instrument Rotator | ** |
| Project Information Report | ** |
| Partai Indonesia Raya | ** |
| Poet in Residence | ** |
| Public Infrastructure and Renewal | ** |
| Project on Information | ** |
| Public Information Report | ** |
| Public Information Resources | ** |
| Program Improvement Review | ** |
| Pensioner Initiated Review | ** |
| Progettazione Integrata Rurale | ** |
| Pile Installation Recorder | ** |
| Pacific Islands Regiment | ** |
| Passive Infrared Radiation | ** |
| Podlaska Izba Rolnicza | ** |
| Procure It Right | ** |
| Partners in Reduction | ** |
| Point of Interconnect | ** |
| Product Improvement Request | ** |
| Project Initiation Request | ** |
| Processor Identification Register | ** |
| Personal IButton Recorder | ** |
| Playwriting in the Round | ** |
| Positiv Integrationsforening Randers | ** |
| Project Implementation Reviews | ** |
| Project Issue Report | ** |
| Properties of Rigid | ** |
| Performance Improvement Review | ** |
| Performance Indicators Report | ** |
| Programmable Industrial Router | ** |
| Public Investment Reviews | ** |
| Processor ID Register | ** |
| Program on Information and Resources | ** |
| property improvement requests | ** |
| Partisan Infantry Regiments | ** |
| PRODUCT INFORMATION REQUEST | ** |
| Protein Identification Resources | ** |
| Pension Investment Report | ** |
| Professionals in Residence | ** |
| Psychological Insulin Resistance | ** |
| Passive Infrared Receivers | * |
| Pre Inspection Return | * |
| Professional Investor Report | * |
| Protein Indentification Resource | * |
| Partial Information Restoration | * |
| Photogrammetric Image Registration | * |
| Planning Information Report | * |
| Profit to Investment Ratio | * |
| Partido Izquierda Radical | * |
| Peak Irradiance Response | * |
| Pending Initial Rating | * |
| Pensacola Interventional Radiology | * |
| Personal Initial Request | * |
| Property Improvement Request | * |
| Proportional Incidence Ratios | * |
| Phenomena Identification and Ranking | * |
| Precision Instrument Runway | * |
| Primary Intelligence Requirements | * |
| Process Initiation Review | * |
| Paducah and Illinois Railroad | * |
| Pretreatment Implementation Review | * |
| Protein Info Resource | * |
| Palm Island Resort | * |
| Photon Induced x Ray | * |
| Preliminary Injunctive Relief | * |
| Petroleum Internet Resources | * |
| Petrolite Irradiation Reactor | * |
| Physics Internet Resources | * |
| Plant Information Report | * |
| Plant Information Reports | * |
| Preliminary Installation Report | * |
| Psychology Internet Resources | * |
| Problem Intervention Result | * |
| Pacific International Realty | * |
| Partial Inspection Report | * |
| Pennsylvania Institute for Research | * |
| Performance Indicator Reports | * |
| Permit Information Requirements | * |
| Permit Issuance and Right | * |
| Petition to Initiate Rulemaking | * |
| Petitions to Initiate Rulemaking | * |
| Petitions to Initiate Rulemakings | * |
| Photo Interpretation Report; Priority Intelligence Requirements | * |
| Photon Induced Ray | * |
| Pistes de l'Image Radar | * |
| Pla Internet Resources | * |
| Planning and Information Research | * |
| Plant Id Request | * |
| PLANT INCIDENT REPORT | * |
| Plant Inspection Report | * |
| Platonic Ideas and References | * |
| Play It Records | * |
| Playground Industry Reference | * |
| Primary Information Requirement | * |
| Private International Relief | * |
| Private Investigation Resources | * |
| Program Identifier Report | * |
| Protein Identuification Resource | * |
| Proyecto Interdiocesano Recuperaci=n | * |
| Public Information and Rulemakin | * |