| Abbreviation | Definition |
|---|---|
| SOB | Sounds Of Brazil |
| SOC | Society of Operating Cameramen |
| SOD | Shadows Of Darkness |
| SOE | Shadows Of Enigma |
| SOF | Sparks Of Fire |
| SOL | Stories On-Line |
| SOLAR | Students Own Local Access Radio |
| SOM | Seasons Of Mist |
| SOM | Society Opinion Media |
| SOMA | Service Oriented Media Array |
| SOMA | Sucess Of My Ambition |
| SONNA | SOmali National News Agency |
| SOQ | The Southern Quarterly |
| SOR | Station Operation Room |
| SORA | Soap Opera Rapid Aging |
| SOS | Save Our Sentinel |
| SOS | Scripps Outstanding Speakers |
| SOS | Secret Of Spriteland |
| SOS | Sedgwick Often Says |
| SOS | Standing Order Subscription |