| Acronym | Definition |
|---|
| FDSI➣Financial Data Solutions, Inc. |
| FDSI➣Freunde der Saarbrücker Informatik eV (German computer science association) |
| FDSI➣Franchise Development Services International |
| FDSI➣Field Device System Integrator |
| FDSI➣Fournisseur Désigné de Services Interubains |