| Acronym | Definition |
|---|
| HSIC➣High Speed Inter-Chip (USB) |
| HSIC➣High Speed Impact Cutting (engineering) |
| HSIC➣High Speed Integrated Circuit |
| HSIC➣Heads of State Implementation Committee (Africa) |
| HSIC➣Homeland Security Information Center (resource; US DOC) |
| HSIC➣Hmong Student Inter-Collegiate Coalition (California) |