| Acronym | Definition |
|---|
| PIL | Payment in Lieu (finance) |
| PIL | Patient Information Leaflet |
| PIL | People in London (UK) |
| PIL | Public Interest Litigation |
| PIL | Public Image Ltd |
| PIL | Public Image Limited (band) |
| PIL | Pilsner |
| PIL | Prodotto Interno Lordo (Traduzione Italiana, GDP) |
| PIL | Purpose in Life (psychological assessment test) |
| PIL | Pacific International Lines (shipping line) |
| PIL | Python Imaging Library |
| PIL | Partido de Independientes de Lanzarote (Party of Independents from Lanzarote, Spain) |
| PIL | Persistent Intent Log |
| PIL | Precision In Language |
| PIL | Pravic Intelektualne Lastnine (Slovenian: Intellectual Property Rights) |
| PIL | Primary Inspection Line (Canadian border services agency) |
| PIL | Pontificio Istituto Liturgico (Italian: Pontifical Institute of Liturgy) |
| PIL | Parts Identification List |
| PIL | Procedure Implementation Language |
| PIL | Passenger Information List (airlines) |
| PIL | Page Interchange Language |
| PIL | Publishing Interchange Language |
| PIL | Product Innovation Lifecycle (Systems, Applications, and Products in Data Processing) |
| PIL | Prioritized Improvement List |
| PIL | Preferred Item List |
| PIL | Pacific India Lines (Singapore) |
| PIL | Procurement Instruction Letter |
| PIL | Process Improvement Library |
| PIL | Personal Improvement Limited (UK) |