| Abbreviation | Definition |
|---|---|
| FMS | Fluorescent Mineral Society |
| FMSHK | Federation of Medical Societies of Hong Kong |
| FMSHK | ™/«xDTo |
| FMSHK | Xia¯ng Ga?ng Yi¯xue´ Zu?zhi¯ Lia´nhui` |
| FMSHK | Xiang Ga ng Yixue Zu zhi Lianhui |
| FMSHK | Xiang Gang Yixue Zuzhi Lianhui |
| FMSJ | Farm Management Society of Japan |
| FMSM | Fdration Mondiale pour la Sant Mentale |
| FMSM | Fédération Mondiale pour la Santé Mentale |
| FMSM | World Federation for Mental Health |
| FNGS | Fellow of the National Genealogical Society |
| FNHS | French National Honor Society |
| FNPS | Fetal and Neonatal Physiological Society |
| FNPS | Florida Native Plant Society |
| FNS | Florida Neurosurgical Society |
| FNS | Friday Night Society |
| FNS | Friedrich Nietzsche Society |
| FNSC | Finnish and Nordic Society and Culture |
| FNSC | Finnish Nordic Society and Culture |
| FNTS | - |