| Abbreviation | Definition |
|---|---|
| HIM | Help In Mobility |
| HIMSS | Healthcare Information and Management Systems Society |
| HIMSS | Healthcare Information Management Systems Society |
| HIP | Hot In Place |
| HIPP | Help Increase The Peace Project |
| HISP | Health Information Systems Programme |
| HISTA | Horizon Institute of Sports Technology and the Arts |
| HITA | Hospitality Information Technology Association |
| HITWG | Hole In The Wall Gang |
| HI-USA | Hostelling International - U S A |
| HIWG | Hole In The Wall Gang |
| HKCF | Hong Kong Cancer Fund |
| HKOBA | Hong Kong Online Business Association |
| HKSARDA | Hong Kong Search And Rescue Dog Association |
| HKSCC | Hong Kong Sea Cadet Corps |
| HL7 | Health Level 7 |
| HL7 | Health Level Seven |
| HLC | Heritage Land Conservation |
| HLC | Horned Lizard Conservation |
| HLCA | Higgins Lake Conservation Association |