| Acronym | Definition |
|---|
| FNDI➣First Nations Development Institute |
| FNDI➣Familial Neurohypophysial Diabetes Insipidus (central nervous system) |
| FNDI➣Fujairah National Driving Institute (United Arab Emirates) |
| FNDI➣Federazione Nazionale Distribuzione Industriale (Italian: National Federation of Industrial Distribution; Milan, Italy) |