HISA
| Acronym | Definition |
|---|---|
| HISA | Health Informatics Society of Australia |
| HISA | Home Improvements and Structural Alterations (grants) |
| HISA | Health Information Systems Architecture |
| HISA | Human Interaction with Software Agents |
| HISA | Hierarchical Intelligent Simulation Environment |
| HISA | Headquarters & Installation Support Activity |