| Acronym | Definition |
|---|
| PPE | Pacific Performance Engineering (Fullerton, CA) |
| PPE | Personal Protection Equipment |
| PPE | Prime pour l'Emploi (French: Earned Income Tax) |
| PPE | Power Processor Element |
| PPE | Politics Philosophy and Economics |
| PPE | Parallel Page Engine (Oracle portal) |
| PPE | Palmar-Plantar Erythrodysesthesia |
| PPE | Preparticipation Physical Evaluation |
| PPE | Professional Practice Examination (Canadian engineering accreditation) |
| PPE | Pay Period Ending |
| PPE | Password Policy Enforcer (network security software) |
| PPE | Propriété Par Étage (French) |
| PPE | Porcine Proliferative Enteropathy (Lawsonia Infection) |
| PPE | Packet Processing Engine |
| PPE | Phase Partitioning Experiment |
| PPE | Parapneumonic Effusion |
| PPE | Pruritic Papular Eruption |
| PPE | Paper. Print. Environment. |
| PPE | Potential Psychic Energy (Palladium Games) |
| PPE | Priority Poverty Expenditure |
| PPE | Programmable Priority Encoder |
| PPE | Professional Performance Evaluation (education) |
| PPE | Phenylene Ether Co-polymer |
| PPE | Employee Pension Programme |
| PPE | Planning Purpose Estimate (engineering document) |
| PPE | PAVE PAWS East |
| PPE | Prototype Production Evaluation |
| PPE | Per Person Expenditure (consumer spending) |
| PPE | Policies Per Equivalent Employee (insurance) |
| PPE | Pallet Position Equivalent (military transportation) |
| PPE | Personal Property Eviction (property preservation service) |
| PPE | Plectrum Petroleum Plc (UK) |
| PPE | Production Process Engineering |
| PPE | Personal Protective Equipment |
| PPE | Power Plant, Electric |
| PPE | Pre-Production Evaluation |
| PPE | Property, Plant, and Equipment |
| PPE | Post-Production Engineering |
| PPE | Pre-Production Environment (software development) |
| PPE | Partnership for Public Engagement (UK) |
| PPE | Post Project Evaluation (various nations) |
| PPE | Purple People Eater |
| PPE | Philosophy, Politics and Economics |
| PPE | Parti Populaire Européen (French: European People's Party) |