PIIP
| Acronym | Definition |
|---|---|
| PIIP | Put It in Perspective (US Army) |
| PIIP | Petroleum Initially in Place (oil industry) |
| PIIP | People Investing in People (Colorado) |
| PIIP | Pharmaceutical Industry Investment Program (1999-2004) |
| PIIP | Programa de Investimentos em Infra-Estruturas Prioritárias (Portugese) |
| PIIP | Practice Intervention and Improvement Program (Ohio Board of Nursing) |
| PIIP | Plasma Immersion Ion Processing (vacuum technology) |
| PIIP | Portable Insulin Infusion Pump |