| Acronym | Definition |
|---|
| IHCA➣In-Hospital Cardiac Arrest (heart failure) |
| IHCA➣Infiniband Host Channel Adapter |
| IHCA➣Indiana Health Care Association (trade association) |
| IHCA➣Irish Hospital Consultants Association (Dublin, Ireland) |
| IHCA➣International Hobie Class Association (sailing) |
| IHCA➣Intuitive Healing Center Antioch (California) |
| IHCA➣In Hands of Civil Authorities |
| IHCA➣Irish Health Culture Association (Dublin, Ireland) |
| IHCA➣In the Hands of Civil Authority |
| IHCA➣Indian History, Culture and Archaeology (education) |