| Acronym | Definition |
|---|
| ISHC➣International Society of Hospitality Consultants |
| ISHC➣International Superheroes of Hardcore (band) |
| ISHC➣International Society of Heterocyclic Chemistry (est. 1968) |
| ISHC➣International Symposium on Homogeneous Catalysis (conference) |
| ISHC➣Iowa State Highway Commission |
| ISHC➣International Symposium on Highway Capacity and Quality of Service |