| Acronym | Definition |
|---|
| HPI➣Health Plans, Inc. (Massachusetts) |
| HPI➣Huaneng Power International (China) |
| HPI➣Hasso Plattner Institute (Germany) |
| HPI➣House Price Index (OFHEO) |
| HPI➣Hindu Press International (Hinduism Today) |
| HPI➣Human Performance Improvement |
| HPI➣History of Present Illness |
| HPI➣Health Partners International (UK) |
| HPI➣High Precision Injection |
| HPI➣High Pressure Injection |
| HPI➣Happy Planet Index |
| HPI➣Health Policy Institute |
| HPI➣Health Policy Initiative (various organizations) |
| HPI➣Host Port Interface |
| HPI➣High Performance Insulation |
| HPI➣Heifer Project International (international family self-reliance program) |
| HPI➣High-Pressure Injection |
| HPI➣Hogan Personality Inventory |
| HPI➣Housing Partnership, Inc. (various locations) |
| HPI➣Howey Politics Indiana (blog) |
| HPI➣Hellenic Pasteur Institute (Greece) |
| HPI➣Health Promotion International (journal; International Union for Health Promotion and Education) |
| HPI➣Human Performance Institute |
| HPI➣Holes per Inch (embroidery) |
| HPI➣Hobby Products International |
| HPI➣Human Performance International (Canada) |
| HPI➣Hire Purchase Information |
| HPI➣Health Performance Indicator |
| HPI➣High Performance Integration |
| HPI➣Hiroshima Peace Institute (Japan) |
| HPI➣Hydrocarbon Process(ing) Industry |
| HPI➣Hourly Paid Instructor (various locations) |
| HPI➣Health Promotion Institute |
| HPI➣Home and Property Inspectors (various locations) |
| HPI➣Hemera Photo-Object Image |
| HPI➣High-Power Illuminator |
| HPI➣High Potential Incident (safety) |
| HPI➣High Probability of Intercept |
| HPI➣Holcim Philippines, Inc. (cement manufacturer) |
| HPI➣Health Provider Index (New Zealand) |
| HPI➣Hazard Potential Index |
| HPI➣Horn Plastics, Inc. |
| HPI➣Hall Position Indicator (elevators) |
| HPI➣Hewlett Packard Invent |
| HPI➣Hydrographic Project Instructions |
| HPI➣Horizontal Production Integration |
| HPI➣Hermite Polynomial Interpolant |