MFOS
| Acronym | Definition |
|---|---|
| MFOS | Music from Outer Space |
| MFOS | Maxilofacial and Oral Surgery (Wits University; South Africa) |
| MFOS | Mongolian Foundation for Open Society (Soros Foundation) |
| MFOS | Multi-Functional Optical System |
| MFOS | Multi-Function Operation System (Operations Support System) |
| MFOS | Mixed Function Oxygenase System (cell research enzymes) |
| MFOS | Multi-Functional Operator's Seat (military helicopters) |
| MFOS | Mixed Function Oxidases System (cell research enzymes) |