| Acronym | Definition |
|---|
| PEP | Post Exposure Prophylaxis |
| PEP | Pepsico Inc (stock symbol) |
| PEP | PME (Professional Military Education) Exchange Program |
| PEP | Phosphoenolpyruvate |
| PEP | Python Enhancement Proposal |
| PEP | Poverty and Economic Policy |
| PEP | Positive Expiratory Pressure (respiratory medicine) |
| PEP | Provincial Emergency Program (British Columbia) |
| PEP | Protocol Extension Protocol |
| PEP | Peak Envelope Power |
| PEP | Policy Enforcement Point |
| PEP | Psychoanalytic Electronic Publishing |
| PEP | Personal Equity Plan (UK) |
| PEP | Politically Exposed Person(s) |
| PEP | Packetized Ensemble Protocol |
| PEP | Psychoeducational Profile |
| PEP | Project Execution Plan |
| PEP | Packet Exchange Protocol |
| PEP | Protein Electrophoresis (laboratory test) |
| PEP | Parents Encouraging Parents |
| PEP | Positive Education Program (Ohio) |
| PEP | Performance Evaluation Program |
| PEP | Primary Entry Point |
| PEP | Pulsed Energy Projectile |
| PEP | Performance Enhancement Program |
| PEP | Personnel Exchange Program |
| PEP | Performance Enhancement Proxy (TCP) |
| PEP | Professional Enhancement Program |
| PEP | Personal Effects Protection |
| PEP | People's Empowerment Party (Trinidad and Tobago) |
| PEP | Postpartum Education for Parents |
| PEP | Pairwise Error Probability |
| PEP | Performance Evaluation Plan |
| PEP | Positron Electron Project (experimental particle physics) |
| PEP | Pension Equity Plan (retirement savings) |
| PEP | Phosphoenolpyruvic Acid (biochemistry) |
| PEP | People Empowering People |
| PEP | Perimeter Email Protection |
| PEP | Progressive Episcopalians of Pittsburgh |
| PEP | Peacekeeping English Project |
| PEP | Principal Educational Psychologist |
| PEP | Public Employment Program |
| PEP | Primary Education Program |
| PEP | Peirce Edition Project (Indiana University, Indianapolis) |
| PEP | Perlacher Einkaufspassagen (Munich shopping mall) |
| PEP | Process Enhancement Partners, Inc. (Silver Spring, MD) |
| PEP | Plant Equipment Package |
| PEP | Physcomitrella EST Programme |
| PEP | Program Execution Plan |
| PEP | Post Exposure Preventive Treatment |
| PEP | Potential Extramural Projects |
| PEP | Producibility Engineering and Planning |
| PEP | Power Extension Package (NASA) |
| PEP | Pole-Equator-Pole transects |
| PEP | Proposal Evaluation Plan |
| PEP | Profitability Enhancement Program |
| PEP | Phthalate Esters Panel |
| PEP | Partitioned Emulation Programming |
| PEP | Proposal Entry Processor |
| PEP | Promotion Evaluation Pattern |
| PEP | Progressive Evaluation Process (Washington State DSHS term having to do with incapacity determinations) |
| PEP | Performance Enhancement Protocol |
| PEP | Product Evolution Program (Cisco) |
| PEP | Power Entry Panel |
| PEP | Parent Encouragement Program, Inc. |
| PEP | Programmable Electronics Performance |
| PEP | Protected Equity Participation |
| PEP | Public Enquiry Point |
| PEP | Producibility Engineering & Planning |
| PEP | Portable Energy Products, Inc. |
| PEP | Parkinson's Educational Program |
| PEP | Parents for Enrichment Programs |
| PEP | Production Engineering & Planning |
| PEP | Programmable Entry Panel |
| PEP | Poste à Exigences Particulières (French: Position Specific Requirements) |
| PEP | Paperless Environment Project |
| PEP | Physician Enhancement Program |
| PEP | Physics Enhancement Program |
| PEP | Port Expansion Processor (SACCS) |
| PEP | Patent Examination Procedure |
| PEP | Participatory Enterprise Planning |
| PEP | Process Enhancement Program |
| PEP | Peripheral Emulation Program |
| PEP | Product Evaluation Procedure |
| PEP | Private Energy Partners |
| PEP | Performance Evaluation & Prediction |
| PEP | Performance Enhancement Platoon (instuctional tool used at US Coast Guard Boot Camp) |
| PEP | Propellants, Explosives, and/or Pyrotechnics |
| PEP | Preferred Equipment Program |
| PEP | Productivity, Engineering and Planning |
| PEP | Procurement Exception Processing |
| PEP | Phased Execution Plan |
| PEP | Procurement Evaluation Panel |
| PEP | Predictability Engineering and Planning |
| PEP | Preinstruction Emulation Program |
| PEP | President's Escapee Program |
| PEP | Psychoeducational Process |
| PEP | Personal Education Plan |
| PEP | Peer Education Program (various locations) |
| PEP | Pan-European Pension (retirement fund) |
| PEP | Pacific Event Productions (various locations) |
| PEP | Prepositioned Equipment Program (US DHS) |
| PEP | Professional Engineering Publishing (research journal) |