NFIS
| Acronym | Definition |
|---|---|
| NFIS | National Forest Information System (Canada) |
| NFIS | NIST (National Institute of Standards and Technology) Fingerprint Image Software |
| NFIS | National Food Industry Strategy (Australia) |
| NFIS | Neuro-Fuzzy Inference System |
| NFIS | National Flock Identification Scheme (est. 2002; sheep identification; Australia) |