| Acronym | Definition |
|---|
| ICSL➣Inns of Court School of Law |
| ICSL➣Image Computing Systems Laboratory (University of Washington) |
| ICSL➣Intelligent Control Systems Laboratory (various universities) |
| ICSL➣International Company Services Limited (est. 1977) |
| ICSL➣Integrated Computer Systems Laboratory (South Korea) |
| ICSL➣International Corporate Services Ltd. (Belize) |