Found 6 full forms for SMSN
| Term | Full Form | Category |
|---|---|---|
| SMSN | Salvage Mechanic Seaman 
| Others |
| SMSN | Scottish Mathematics Support Network
| Others |
| SMSN | Signalman Seaman
| Others |
| SMSN | Single Molecule Switching Nanoscopy
| Others |
| SMSN | South Moscow Supportive Network
| Others |
| SMSN | Sudbury Military Support Network
| Others |