| Abbreviation | Definition |
|---|---|
| SHARP | Syria Humanitarian Assistance Response Plan |
| SHD | Sustainable Human Development |
| SHF | Syria Humanitarian Fund |
| SHIA | Solidarity Humanity International Aid |
| SHPF | Syria Humanitarian Pool Fund |
| SIAP | Statistical Institute for Asia and Pacific |
| SIAP | tatistical Institute for Asia and Pacific |
| SIBA | Staff In Between Assignments |
| SIC | Surrender Is Cowardice |
| SIDS | Sexually Intrusive Dysfunctional Society |
| SIIM | Safety and Security Incident Information Management |
| SIOC | Security Information and Operations Centre |
| SIOC | Security Information Operations Centre |
| SIRI | Syria Information and Research Initiative |
| SITE | Search for International Terrorist Entities |
| SLP | Self-Learning Programme |
| SLWFP | Special Leave With Full Pay |
| SMOM | Security Management Operations Manual |
| SNSO | Senior National Security Officer |
| SO | Security Officer |