| Acronym | Definition |
|---|
| CFOS➣Central Florida Orchid Society |
| CFOS➣Counter Fraud Operational Service (National Health Service; UK) |
| CFOS➣Canadian Friends of Sabeel |
| CFOS➣Cloud Field Optical Simulator |
| CFOS➣Clean for Oxygen Service |
| CFOS➣Center for Obesity Surgery |