| Acronym | Definition |
|---|
| NILS➣Northern Illinois Library System |
| NILS➣National Institute of Labour Studies (Flinders University; Australia) |
| NILS➣Normalized Image Log Slope (lithography) |
| NILS➣National Institute for Longevity Sciences |
| NILS➣National Information and Library Service (Australia) |
| NILS➣National Integrated Lands System |
| NILS➣National Importer Liquidations |