| Acronym | Sense | Language | Topics |
|---|---|---|---|
| SHARP | Society for the History of Authorship, Reading, and Publishing | In English | → Organizations and associations → Artistic property → Graphic industries, printing, publishing → History |
| SHCS | Society for Hindu-Christian Studies | In English | → Organizations and associations → Indian religions → Christianity |
| SHD | Society for the History of Discoveries | In English | → Organizations and associations → History |
| SHE | Society for History Education | In English | → Organizations and associations → Education → History |
| SHEAR | Society for Historians of the Early American Republic (www.shear.org) | In English | → Organizations and associations → History → United States |
| SHEP | Surveys in High Energy Physics | In English | → Serial publications, periodicals → Nuclear, atomic, and molecular physics |
| SHERB | Sandia Human Error Rate Bank | In English | |
| SHFG | Society for History in the Federal Government | In English | → Organizations and associations → Central administration → History |
| SHGAPE | Society for Historians of the Gilded Age and Progressive Era | In English | → Organizations and associations → History |
| SHH | Sonic Hedhehog | In English | → Proteins |
| Shh | Sonic Hedgehog | In English | → Biological sciences |
| SHIMS | System Hazard Information Management System | In English | |
| SHIP | Systems Health Information Portal | In English | → Medicine |
| SHIVA | Simulated Highways for Intelligent Vehicle Algorithms | In English | → Computer simulation → Algorithms → Transport and postal services |
| SHLB | Simulation Hardware Load Box | In English | → Computer hardware → Computer simulation |
| SHM | Social History of Medicine | In English | → Social sciences → Medicine → History |
| SHM | Society of Helpers of Mary | In English | → Roman catholic church |
| SHM | Stage Handling Manual | In English | |
| SHMPS | Sources in the History of Mathematics and Physical Sciences | In English | → Serial publications, periodicals → Mathematics → Physics → History |
| SHOE | Simple Hypertext Ontology Extensions | In English | → Networks, communication → Linguistics |
| SHOE | Simple HTML Ontology Extensions | In English | → Data → Internet → Semiotics |
| SHOOT | Super Helium On-Orbit Transfer | In English | |
| SHORAN | Short-Range Navigation | In English | |
| SHOT | Society for the History of Technology | In English | → Organizations and associations → Engineering, technology → History |
| SHP | Shaft Horsepower | In English | → Mechanical engineering |
| SHP | Sustainer Hydraulic Pressure | In English | |
| SHRD | Supplemental Heat Rejection Device | In English | |
| shRNA | Short hairpin Ribonucleic Acid | In English | → Genetics → Biochemistry, biophysics |
| SHS | Simulation Hardware System | In English | → Computer hardware → Computer simulation |
| SHS | Shape From Shading | In English | → Computer-based techniques |
| SHSP | Sisters of the Holy Spirit | In English | → Roman catholic church |
| ShWav | Shock Waves | In English | → Serial publications, periodicals → Acoustics |
| SI | Sports Illustrated | In English | → Newspapers, journalism → Sport, physical exercises |
| SI | Secondary Infertility | In English | → Reproductive biology |
| SI | Scientific Instrument | In English | |
| SI | Shuttle Integration | In English | → Astronautics |
| SI | System Integration | In English | |
| SI/FS | System Integration and Flight Software | In English | → Software → Aeronautics, aircraft → Astronautics |
| SI:X | Extrinsic Silicon | In English | → Electronics |
| SI:XX | Arsenic-Doped Silicon Detector | In English | → Electronics |
| SI:YY | Gallium-Doped Silicon Detector | In English | → Electronics |
| SIA | Software Impact Assessment | In English | → Software |
| SIA | Solar Inertial Attitude | In English | → Astronomy |
| SIA | Structural Interface Adapter | In English | |
| SIA | System Integration Area | In English | |
| SIA | Semiconductor Industry Association (www.sia-online.org) | In English | → Associations → Electronics |
| SIAE | Slovenian Institute for Adult Education | In English | → Education |
| SIAL | Sana'a Institute for the Arabic Language | In English | → Linguistics |
| SIAM | Society of Industrial and Applied Mathematics | In English | → Serial publications, periodicals → Mathematics → Engineering, technology |
| SIAP | System Integrity Assurance Program | In English | |
| SIAP | System for Improved Acoustic Performance | In English | → Acoustical engineering |
| SIAPP | System Integrity Assurance Program Plan | In English | |
| SIB | Seychelles Investment Bureau | In English | → 33972 |
| SIB | Simulation Interface Buffer | In English | → Human-computer interaction → Computer simulation |
| SIB | Systems Integration Board | In English | |
| SIBA | Seychelles International Business Authority | In English | → 33972 |
| SIC | Sociology in China | In English | → Organizations and associations → Sociology → China |
| SIC | Standard Industrial Classification | In English | → Standardization |
| SICA | Structural Interface Compatibility Assessment | In English | |
| SICA | Secondary Inventory Control Activities | In English | → Maintenance and logistics |
| SICA | Specific International Cooperation Action | In English | → Research policy → International economic cooperation |
| SICB | Society for Integrative and Comparative Biology (www.sicb.org) | In English | → Organizations and associations → Biological sciences |
| SICBM | Small Intercontinental Ballistic Missile | In English | → Military engineering |
| SICC | Service Item Control Center | In English | |
| SICI | Serial Item and Contribution Identifier | In English | |
| SICI | Standing International Conference of Inspectorates | In English | |
| SICI | Shastri Indo-Canadian Institute (www.sici.org) | In English | → Organizations and associations → International relations |
| SICRI | Small Island Cultures Research Initiative | In English | → Civilization, culture, progress → Sociology |
| SID | Shuttle Integration Device | In English | → Astronautics |
| SID | Simulator Interface Device | In English | → Human-computer interaction |
| SID | Standard Interface Document | In English | → Human-computer interaction |
| SID | Standard Items Data Base | In English | |
| SID | System Interface Document | In English | → Human-computer interaction |
| SID | Slew-Induced Distortion | In English | |
| SID | Standard Instrument Departure | In English | → Transport by air → Aeronautics, aircraft |
| SIDC | Space Innovation and Development Center | In English | → Research institutes → Astronomy → Astronautics |
| SIDIRE | Synthetic Image Dataset for Illumination Robustness Evaluation | In English | → Image processing |
| SIDL | System Identification List | In English | |
| SIDS | Sudden Infant Death Syndrome | In English | → Pediatry |
| SIE | SAT Integrated Experiment | In English | |
| SIE | SATKA Integrated Experiment | In English | |
| SIE | Shuttle Interface Equipment | In English | → Human-computer interaction → Astronautics |
| SIE | Society of Industrial Engineers | In English | → Organizations and associations → Engineering, technology |
| SIE | System Integration Engineer | In English | → Engineering, technology |
| SIEB | Security Impact Evaluation Board | In English | |
| SIEC | State Independent Electoral Commission | In English | → Elections |
| SIEPA | Serbia Investment and Export Promotion Agency | In English | → 33972 |
| SIES | Supervision, Inspection, Engineering, and Services | In English | → Management → Engineering, technology |
| SIF | Sustainable Indigenous Futures | In English | |
| SIF | Systems Integration Facility | In English | |
| SIFC | Saskatchewan Indian Federated College | In English | → Education → Canada |
| SIFC | Stable Isotope Fractionation Calculator = CFIS | Calculateur du Fractionnement des Isotopes Stables | In French |
In English | → Atomic physics |
| SIFC | Somali International Financial Centre | In English | → Finance |
| SIFC | Swindon Ice Figure Club | In English | → Organizations and associations → Sport, physical exercises |
| SIFC | Scottish Inter Faith Council (www.scottishinterfaithcouncil.org) | In English | → Organizations and associations → Religion, theology → United Kingdom |
| SIFC | Southern Interior Flight Centre | In English | → Transport and postal services |
| SIFC | Susanville Interagency Fire Center | In English | |
| SIFC | Saskatoon International Folkdance Club | In English | → Organizations and associations → Dance → Canada |
| SIFR | Scalable Inman Flash Replacement | In English | → Software → Internet |
| SIG | Special Interest Group | In English | → Organizations and associations |
| SIGB | Standard Interface Glovebox | In English | |
| SIGCHI | Special Interest Group on Computer–Human Interaction | In English | → Organizations and associations → Human-computer interaction |
| SIGLE | System for Information on Grey Literature in Europe | In English | → Libraries → Knowledge management |
| SIGP | Scientific Instrument Gas Purge | In English | |
| SigPr | Signal Processing | In English | → Serial publications, periodicals → Electronics → Telecommunications |
| SIHS | Society for Italian Historical Studies | In English | → Organizations and associations → History |
| SII | Standards Institution of Israel | In English | → Standardization |
| SIIA | Singapore Institute of International Affairs | In English | → International relations |
| SIIS | Shanghai Institute for International Studies | In English | → International relations |
| SIL | Sound Interference Level | In English | |
| SIL | Speech Interference Level | In English | |
| SIL | System Integration Laboratory | In English | → Research institutes |
| SIL | Saved Image Library | In English | → Software |
| SILTS | Shuttle Infrared Lee-Side Temperature Sensing | In English | → Astronautics |
| SIM | Singapore Institute of Management | In English | → Management → Higher education, universities |
| SIM | Subscriber Identity Module | In English | → Telecommunications |
| SIM | Scientific Instrumentation Module | In English | |
| SIMAC | Semantic Interaction with Music Audio Contents | In English | → Computer-based techniques → Music |
| SiMaJ | Siberian Mathematical Journal | In English | → Serial publications, periodicals → Mathematics |
| SIMAP | Similarity Matrix of Proteins | In English | → Proteins |
| SIMAS | Shuttle Information Management Accountability System | In English | → Astronautics |
| SIMBL | SIMple Bundle Loader | In English | → Software |
| SIMCAT | Simulate Observations Using Space Catalog | In English | → Astronomy |
| SIMCHE | Simulation and Checkout Equipment | In English | |
| SIMEX | Singapore International Monetary Exchange | In English | → Financial markets |
| SIMFAC | Simulation Facility | In English | |
| SIMO | Single Instruction, Multiple Data Paths | In English | |
| SiMol | Single Molecules | In English | → Serial publications, periodicals → Biochemistry, biophysics |
| SIMR | Systems Integration Management Review | In English | |
| SIMS | Secondary Ion Mass Spectroscopy | In English | → Chromatography, mass spectrography |
| SIMS | Shuttle Imaging Microwave System | In English | → Astronautics |
| SIMS | Shuttle Inventory Management System | In English | → Maintenance and logistics → Astronautics |
| SIMS | Single Inventory Management System | In English | → Maintenance and logistics |
| SIN | Support Information Network | In English | → Networks, communication → Knowledge management |
| SIN | Signal Induced Noise | In English | |
| SINDA | System(s) Improved Numerical Differences Analyzer | In English | |
| SINDA | Systems Improved Numerical Differences Analyzer | In English | |
| SINE | Short Interspersed Nuclear Element | In English | → Genetics |
| SINHAS | Studies in Nepali History and Society | In English | → Sociology → History |
| SIO | Serial Input/Output | In English | → Computer science |
| SIO | Staged In Orbit | In English | → Astronautics |
| SIO | Systems Integration Office | In English | |
| SIO | Scripps Institution of Oceanography (www-sio.ucsd.edu) | In English | → Research institutes → Marine research, oceanography |
| SIOP | Single Integrated Operational Plan | In English | → Management |
| SIOP | Single Integrated Operations Plan | In English | → Management |
| SIOP | Strategic Integrated Operations Plan | In English | → Management |
| SIP | Session Initiation Protocol | In English | → Networks, communication → Telecommunications |
| SIP | Software Input Panel | In English | → Software |
| SIP | Scientific Instrument Package | In English | |
| SIP | Separation Instrumentation Package | In English | |
| SIP | Standard Interface Panel | In English | → Human-computer interaction |
| SIP | Standard Interface Plan | In English | → Human-computer interaction |
| SIP | Strain Isolation Pad | In English | → Astronautics |
| SIP | Strategic Information Plan | In English | → Knowledge management |
| SIP | System Interface Processing | In English | |
| SIP | Supplementary Ideographic Plane | In English | → Data → Writing systems |
| SIPB | Student Information Processing Board | In English | → Software → Specialized or polytechnical colleges |
| SIPO | State Intellectual Property Office | In English | |
| SIPO | Strategic Indicative Plan of the Organ | In English | → International relations → Development |
| SIPRI | Stockholm International Peace Research Institute (www.sipri.org) | In English | → Research institutes → International relations → Sweden |
| SIPS | Small Instrument Pointing System | In English | |
| SIR | Shuttle Imaging Radar | In English | → Astronautics |
| SIR | Systems Integration Review | In English | |
| SIRR | Software Integration Readiness Review | In English | → Software |
| SIRS | School Improvement Research Series | In English | → Serial publications, periodicals → Education |
| SIRTF | Space Infrared Telescope Facility | In English | → Astronomy |
| SIRTF | Shuttle Infrared Telescope Facility | In English | → Astronomy → Astronautics |
| SIS | Software Intensive System | In English | → Computer-based techniques |
| SIS | SAIL Interface System | In English | → Human-computer interaction |
| SIS | Simulator Interface System | In English | → Human-computer interaction |
| SIS | Software Implementation Specification | In English | → Software |
| SIS | Software Integrated Schedule | In English | → Software |
| SIS | Spade Integrated Simulator | In English | |
| SIS | Standard Interface Specification | In English | → Human-computer interaction |
| SIS | Steam Inerting System | In English | |
| SIS | Strom Inerting System | In English | |
| SIS | Systems Integration Schedule | In English | → Engineering, technology |
| SIS | Scanning Imaging Spectrometer | In English | → Analytical chemistry |
| SIS | Serial Input Special | In English | |
| SIS | Shock Isolation System | In English | |
| SIS | Shuttle Information Service | In English | → Knowledge management → Astronautics |
| SIS | Shuttle Information System | In English | → Knowledge management → Astronautics |
| SIS | Shuttle Integration Schedule | In English | → Astronautics |
| SIS | Shuttle Interface Simulator | In English | → Human-computer interaction → Astronautics |
| SIS | Simulation Interface Subsystem | In English | → Human-computer interaction |
| SIS | School of Informational Studies | In English | → Education → Computer science → Documentation |
| SISD | Simulation Interface and Standards Document | In English | → Human-computer interaction |
| SISEX | Shuttle Imaging Spectrometer Experiment | In English | → Astronomy → Analytical chemistry → Astronautics |
| SISN | Science Information Systems Newsletter | In English | → Serial publications, periodicals → Mathematics and natural sciences |
| SISR | Semantic Interpretation for Speech Recognition | In English | → Computer-based techniques → Linguistics |
| SIST | Slovenian Institute for Standardization | In English | → Standardization |
| SISTM | Simulation of Strategies for Traffic on Motorways | In English | → Computer simulation → Transport and postal services |
| SIT | Shuttle Integrated Test | In English | → Astronautics |
| SIT | Shuttle Interface Test | In English | → Astronautics |
| SIT | Silicon-Intensified Target | In English | |
| SIT | Software Integrated Test | In English | → Software |
| SIT | Stevens Institute of Technology | In English | → Engineering, technology |
| SIT | Structural Integrity Test | In English | |
| SIT | Systems Integration Test | In English | → Engineering, technology |
| SITE | Spacecraft Instrumentation Test Equipment | In English | → Astronautics |