| Acronym | Definition |
|---|
| HEPA➣High-Efficiency Particulate Air (filter) |
| HEPA➣High Efficiency Particulate Arrestance |
| HEPA➣High Efficiency Particulate Absorbing (less common) |
| HEPA➣Health Enhancing Physical Activity |
| HEPA➣High Efficiency Particle Arrestor (filter) |
| HEPA➣High-Efficiency Power Amplifier |
| HEPA➣Hawaii Environmental Policy Act |
| HEPA➣Have the Potential to Assist |
| HEPA➣High Efficiency Particle Attenuation |
| HEPA➣Higher Ethylene Polyamines |