MFSL
| Acronym | Definition |
|---|---|
| MFSL | Mobile Fidelity Sound Labs |
| MFSL | Micro-Spherically Focused Log (petroleum engineering) |
| MFSL | McLaughlins Financial Services Limited (Australia) |
| MFSL | Multifractal Scaling Law (structural engineering) |
| MFSL | Minnesota Forensic Science Laboratory (St. Paul, MN) |
| MFSL | Monahans Financial Services Ltd. (UK) |
| MFSL | Most Favored Scripting Language |