| Acronym | Definition |
|---|
| NIAB➣Network in a Box |
| NIAB➣National Institute of Agricultural Botany |
| NIAB➣Nuclear Institute for Agriculture and Biology (Pakistan) |
| NIAB➣National Institute of Agricultural Biotechnology (South Korea) |
| NIAB➣Nose in a Book |
| NIAB➣National Investment Advisory Board (Australia) |
| NIAB➣Nugget in a Biscuit |
| NIAB➣Nucleo Investigativo Antincendio Boschivo (Italian) |
| NIAB➣National Insurers Audit Bureau |