| Acronym | Definition |
|---|
| ILSSA➣Inclusive Large Scale Standards and Assessment (est. 1998; University of Kentucky) |
| ILSSA➣Institute of Labour, Science and Social Affairs (Vietnam) |
| ILSSA➣Improving Labour Systems in Southern Africa (UN International Labour Organization) |
| ILSSA➣Information and Library Studies Student Association (University of Michigan) |
| ILSSA➣International Lodging Safety and Security Association |