| Picture Element-Pixel | Academic & Science |
| Pre Engineering Program | Academic & Science |
| Personalized Education Plan | Academic & Science |
| Personal Elective Project | Academic & Science |
| Professional Experience Program | Academic & Science |
| Project Exploration Program | Academic & Science |
| Psychoanalytic Electronic Publishing | Academic & Science |
| Politics Economics and Philosophy | Academic & Science |
| Personal Economics Program | Academic & Science |
| Pharmacology Education Partnership | Academic & Science |
| Personal Enhancement Plan | Academic & Science |
| Publications, Education, And Presentations | Academic & Science |
| Productivity Efficiency and Profits | Accounts and Finance |
| Peppimenarti | Airport Code |
| Process Economics Program | Business |
| Personal Equity Plan | Business |
| Pepsico, Inc. | Business |
| pre-employment physical examination | Business |
| Pemex Exploracion y Produccion | Business |
| Pro Essentials Property | Business |
| Profit Enhancement Process | Business |
| Plastic Engineered Products | Business |
| Prologis Employment Partnership | Business |
| Polyfidelitous Educational Productions | Business |
| Professional Engineer And Pilot | Business |
| Professional Event Photography | Business |
| Precision Engine Parts | Business |
| Phosphoenolpyruvate | Chemistry |
| Physical Equivalent Practice | Chemistry |
| Photo Educator Plus | Community |
| Physical Education For Progress | Community |
| Parents Educating Parents | Community |
| Public Education Partnership | Community |
| Pupil Esteem Program | Community |
| Parents Enrichment Program | Community |
| Parents Educators And Publishers | Community |
| Parent Empowerment Project | Community |
| Postpartum Education for Parents | Community |
| Potentially English Proficient | Community |
| Parent Educator Partnership | Community |
| Parent and Educator Partnership | Community |
| Providing for Exceptional Potential | Community |
| Partners Educating Peers | Community |
| Personal Education Plan | Community |
| Parents Encouraging Parents | Community |
| People Empowering People | Community |
| Parents Empowering Parents | Community |
| The Peoples Education Press | Community |
| Personal Encouragement Plan | Community |
| Parent Educator Program | Community |
| Participation Earns Points | Community |
| Pregnancy Education And Parenting | Community |
| Positive Education Program | Community |
| Parent Education Program | Community |
| Preschool Educational Program | Community |
| Primary Enrichment Program | Community |
| Publications Education And Presentation | Community |
| Platform Environment Profile | Computing |
| Paperless Entry Processor | Computing |
| Partitioned Emulation Program | Computing |
| Platform Event Paging | Computing |
| Proposal Entry Processor | Computing |
| Packetised Ensemble Protocol | Computing |
| Primary Entry Point | Computing |
| Program Entry Procedure | Computing |
| Program Error Program | Computing |
| Protocol Extension Protocol | Computing |
| Performance Enhancement Proxy | Computing |
| Personal Exchange Program | Computing |
| Python Enhancement Proposal | Computing |
| Partner Executive Program | Computing |
| Personal Enrichment Program | Computing |
| Peak Envelope Power | Electronics |
| The Politically Elite Participants | General |
| People Exchanging Power | General |
| Parent Encouragement Program | General |
| Policy Enabling Point | General |
| PolyEthylene Pipe | General |
| Project Execution Plan | General |
| Proyecto Espeleolog A Purificaci | General |
| Prison Entrepreneurship Program | General |
| Personal Eventing Protocol | General |
| PACS Evolutionary Probe | General |
| Points Edges And Polygons | General |
| Porsche Experimental Prototype | General |
| Popular Equipment Package | General |
| Positron Electron Project | General |
| Preferred Equipment Package | General |
| Porsche Expansion Pack | General |
| Product Eco Performance | General |
| Product Engineering Procedures | General |
| Performance Enhancement Package | General |
| Practice Expansion Program | General |
| Physical Exercise Program | General |
| Peer Evaluated Problem | General |
| Passion For Evangelism Program | General |
| Personal Experience Program | General |
| Performace Effitiency Productivity | General |
| Productivity Efficiency and Performance | General |
| Python Enhancement Proposals | General |
| Palatability Enhancing Product | General |
| Performance And Entertainment Program | General |
| pretty Easy privacy | General |
| Procedures Expectations And Practice | General |
| Portability Enhancement Provision | General |
| People Encouraging People | General |
| Peers Educating Peers | General |
| Professional Enrichment Program | General |
| Programs For Exceptional People | General |
| Promises Energize Progress | General |
| Parent Enrichment Program | General |
| Pointer Events Polyfill | General |
| Personal Exemption Phase | General |
| Parkchester Enhancement Program | General |
| Professional Engagement Program | General |
| Philippine Entertainment Portal | General |
| Personal Encouragement Plans | General |
| Performance Evaluation Plan | Governmental |
| Politically Exposed Person | Governmental |
| Partners for Environmental Progress | Governmental |
| Polish Energy Power | Governmental |
| Pure Energy Person | Governmental |
| Political And Economic Planning | Governmental |
| Priority Enforcement Program | Governmental |
| Peace Earns Praise | Governmental |
| Procurement Employment and Partnerships | Governmental |
| Progressive Except for Palestine | Governmental |
| Peace, Economy, Prosperity | Governmental |
| PHEPHNA JN | Indian Railway Station |
| Progetto Educativo Personalizzato | International |
| Pure English Please | International |
| Personal Email Processing | Internet |
| Partial Episode Payment | Internet |
| Plain Email Program | Internet |
| Professional Employer Panel | Jobs |
| Performance Evaluation Program | Jobs |
| Positive Enhanced Performance | Jobs |
| Personal Education Partner | Jobs |
| Personal Efficiency Program | Jobs |
| Personal Eye Pattern | Medical |
| Pulmonary Embolism Prevention | Medical |
| Post Exposure Prophylaxis | Medical |
| Patient Education Programme | Medical |
| Peer Evaluation Program | Medical |
| peptide | Medical |
| Population Education Program | Medical |
| Positional Expression Profiling | Medical |
| Pre-Ejection Period | Medical |
| protein eletrophoresis | Medical |
| Psychiatric Evaluation Profile | Medical |
| psychoeducational profile | Medical |
| Positive Expiratory Pressure | Medical |
| Peak Expiratory Pressure | Medical |
| PEPpermint | Medical |
| People Enjoying People | Messaging |
| Pester Every Person | Messaging |
| Personnel Exchange Program | Military and Defence |
| Predictability Engineering Planning | Military and Defence |
| Power Entry Panel | Military and Defence |
| Production Engineering and Planning | Military and Defence |
| Post Event Plan | Military and Defence |
| Productivity Enhancement Program | Military and Defence |
| Pauli Exclusion Principle | Physics Related |
| Power Extension Package | Space Science |
| Propellant Equilibrium Program | Space Science |
| Performance Evaluation Profile | Space Science |
| Personalized Exercise Program | Sports |
| Policy Enforcement Point | Telecommunication |
