| Acronym | Meaning |
![](file.png) | SGD | Singapore Dollar (ISO 4217 Currency Code) |
![](file.png) | SGML | Standard Generalized Markup Language |
![](file.png) | SGP | Singapore (ISO 3166 Trigram) |
![](file.png) | SGS | South Georgia And The South Sandwich Islands (ISO 3166 Trigram) -Svalbard Ground Station (Landsat) - Soci?t? G?n?rale De Surveillance |
![](file.png) | SH | Saint Helena (ISO 3166 Digram) -SONATRACH (Algerian Petroleum Company) |
![](file.png) | SH | Serbo-Croatian Language (ISO 639-1 Code) |
![](file.png) | SHAC | Stop Huntingdon Animal Cruelty |
![](file.png) | SHAPE | Supreme Headquarters Allied Powers Europe |
![](file.png) | SHF | Super High Frequency |
![](file.png) | SHN | Saint Helena (ISO 3166 Trigram) |
![](file.png) | SHOALS | Scanning Hydrographic Operational Airborne Lidar Survey |
![](file.png) | SHORAD | Short Range Air Defence |
![](file.png) | SHORADEZ | SHORAD Engagement Zone |
![](file.png) | SHP | Saint Helena Pound (ISO 4217 Currency Code) |
![](file.png) | SHRA | Rain Showers (METAR Code) |
![](file.png) | SHSN | Snow Showers (METAR Code) |
![](file.png) | SI | Silicon |
![](file.png) | SI | Sinhalese Language (ISO 639-1 Code) |
![](file.png) | SI | Slovenia (ISO 3166 And FIPS 10-4 Country Code Digram) -Socialist International - Sports Illustrated - Syst?me International (French |
![](file.png) | SIA | Singapore Airlines (ICAO Code) |
![](file.png) | SIAM | Society For Industrial And Applied Mathematics |
![](file.png) | SIC | Standard Industrial Classification |
![](file.png) | SICS | Swedish Institute Of Computer Science |
![](file.png) | SIDS | Sudden Instant Death Syndrome |
![](file.png) | SIF | Selective Identification Feature |
![](file.png) | SIFF | Successor IFF |
![](file.png) | SIG | .signature (UNIX Shell/Internet Standard File Name) -Special Interest Group |
![](file.png) | SIGCAT | Special Interest Group For CD-ROM Applications And Technology |
![](file.png) | SIGINT | Signals Intelligence |
![](file.png) | SIGMET | Significant Meteorological Information |
![](file.png) | SIIT | Saskatchewan Indian Institute Of Technologies (Canadian University) - Sirindhorn International Institute Of Technology (Thai University) - Stateless IP/ICMP Translation Algorithm |
![](file.png) | SIMAC | Semantic Interaction With Music Audio Contents |
![](file.png) | SIMLAS | Soldier Integrated Multipurpose Laser System |
![](file.png) | SIMM | Single In-line Memory Module |
![](file.png) | SIMNET | SIMulator NETwork |
![](file.png) | SIMP | Strongly Interacting Massive Particle |
![](file.png) | SIMPLE | Satellite Interactive Multimedia Platform For Low-cost Earth Stations - Savings Incentive Match Plan For Employees (as Used In SIMPLE IRA) - Standard Interface For Multiple Platform Link Evaluation (NATO STANAG 5602) |
![](file.png) | SIN | Social Insurance Number (Canada) |
![](file.png) | SIN | Sinhalese Language (ISO 639-2 Code) |
![](file.png) | SINCGARS | SINgle Channel Ground And Airborne Radio System |
![](file.png) | SIP | Session Initiation Protocol - State Implementation Plan - System Improvement Program - Systematic Investment Plan |
![](file.png) | SIPP | Self-Invested Personal Pension |
![](file.png) | SIS | Silicon Integrated Systems |
![](file.png) | SIS | UK Secret Intelligence Service (also Known As MI6) |
![](file.png) | SISO | Simulation Interoperability Standards Organization - Society Of Independent Show Organizers |
![](file.png) | SIW | Simulation Interoperability Workshop |
![](file.png) | SIYSS | Stockholm International Youth Science Seminar |
![](file.png) | SJ | Svalbard And Jan Mayen (ISO 3166 Digram) -Societas Iesu (Latin: The Society Of Jesus |
![](file.png) | SJA | Staff Judge Advocate (military Law) |
![](file.png) | SJC | Supreme Judicial Court Of Massachusetts (note: The Highest Court In The State Of Maine Is Also Called The Supreme Judicial Court) |