| Acronym | Definition |
|---|
| FDLS➣Frequency Domain Least Squares (algorithm) |
| FDLS➣Fundamentalist Church of the Latter-Day Saints (religious group) |
| FDLS➣Filles de la Sagesse (French: Daughters of Wisdom; Canada) |
| FDLS➣Forces Distance Learning Scheme (UK) |
| FDLS➣Fast Deployment Logistics Ship (contracted transport) |
| FDLS➣Fault Detection Location System |