FDSO
| Acronym | Definition |
|---|---|
| FDSO | Federation of Disability Sports Organisations (Wakefield, West Yorkshire, England, UK) |
| FDSO | Fast Data Set Organizer |
| FDSO | Flight Standards District Office (US FAA) |
| FDSO | Fully Diluted Shares Outstanding |
| FDSO | Full Diagonal Second-Order |
| FDSO | Force Development Support Office (US Air Force) |
| FDSO | Fuel Distribution Systems Operator |