| Acronym | Definition |
|---|
| IWIC➣International Workshop on Ice Caves |
| IWIC➣International Workshop on Intercultural Collaboration (Association for Computer Machinery) |
| IWIC➣Indosat Wireless Innovation Contest (Indonesia) |
| IWIC➣Intelligence Weapons Instructor Course (military training course) |
| IWIC➣International Waste Identification Code |
| IWIC➣international Welding Inspection Personnel - Level C |
| IWIC➣Independent Weather Information Center |