| Abbreviation | Definition |
|---|---|
| SHAN | Herald Agency for News |
| SHF | Super High Frequency |
| SHINE | Sharing Heritage Interpretation News and Expertise |
| SHR | Stanford Humanities Review |
| SHW | Show |
| SI | Stark Industries |
| SIMC | Symbiosis Institute of Media and Communication |
| SINN | Stranded in Newport News |
| SJP | Silver Jam Productions |
| SJT | Saint Jo Tribune |
| SKE | Sin Klub Entertainment |
| SKG | Steven Spielberg, Jeffrey Katzenberg, and David Geffen |
| SKM | Seltzer Kaufmann Marketing |
| SLAP | Sound, Looks, and Performance |
| SLNF | Sri Lanka News First |
| SLTN | Scottish Licenced Trade News |
| SLTN | Scottish Licensed Trade News |
| SLWN | Sierra Leone Weekly News |
| SM | Social Media |
| SMA | Studio Media Arts |