| Acronym | Sense | Language | Topics |
|---|---|---|---|
| SEM | Subcontractor Engineering Memorandum | In English | → Contract law |
| SEM | System Engineering Management | In English | → Engineering, technology |
| SEMA | Specialty Equipment Market Association (www.sema.org) | In English | → Associations → Automobile manufacturing |
| SEMA | Speed Equipment Manufacturers Association | In English | → Associations |
| SEMP | System Engineering Management Plan | In English | → Engineering, technology |
| SEMPO | Search Engine Marketing Professional Organization | In English | → Organizations and associations → Internet |
| SEMS | Space Environment Monitor System | In English | → Astronautics |
| SEMWS | Survivable, Endurable Missile Warning System | In English | → Military affairs → Military engineering |
| SENAS | Southern Europe Network of Asian Studies | In English | → Organizations and associations → Area studies |
| SEND | Shared Equipment Need Date | In English | |
| SENSE | Security-enhanced Near Field Communication Systems | In English | → Telecommunications |
| SEO | Search Engine Optimization | In English | → Internet → 659 |
| SEO | Special Engineering Order | In English | → Engineering, technology |
| SEOS | Synchronous Earth Observation Satellite | In English | → Astronomy → Astronautics |
| SEP | Shuttle Electronics Package | In English | → Electronics → Astronautics |
| SEP | Solar Electric Propulsion | In English | → Energy economics → Electrical engineering |
| SEP | Space Electronics Package | In English | → Electronics → Astronautics |
| SEP | Standard Electronic Package | In English | → Electronics |
| SEP | Support Equipment Package | In English | |
| SEP | Systems Engineering Plan | In English | → Engineering, technology |
| SEPA | Site Engineering Project Authorization | In English | |
| SEPAC | Space Experiments with Particle Accelerators | In English | |
| SEPAP | Shuttle Electrical Power Analysis Program | In English | → Electrical engineering → Astronautics |
| SEPAR | Shuttle Electrical Power Analysis Report | In English | → Electrical engineering → Astronautics |
| SEPP | System Effectiveness Program Plan | In English | |
| SEPS | Solar Electric Propulsion System | In English | → Electrical engineering → Astronautics |
| SEQUEL | Structured English Query Language | In English | → Data |
| SER | Service Employment Redevelopment | In English | → Labour, labour economics |
| SER | System Engineering Review | In English | → Engineering, technology |
| SerAJ | Serbian Astronomical Journal | In English | → Serial publications, periodicals → Astronomy |
| SERB | Shuttle Engineering Review Board | In English | → Astronautics |
| SERB | Support Equipment Review Board | In English | |
| SERB | Systems Engineering Review Board | In English | → Engineering, technology |
| SERC | Solar Energy Research Center | In English | → Research institutes → Energy economics |
| SERD | SE Requirements Document | In English | |
| SERF | SE Requirements File | In English | → Files |
| SERF | Space Environment Research Facility | In English | → Astronomy → Threats to the environment |
| SERIESX | Satellite Emission Range Infrared Earth Sent | In English | → Astronautics |
| SERIM | Software Engineering Risk Management | In English | → Management → Software |
| SERL | Software Engineering Research Laboratory (http://serl.cs.colorado.edu) | In English | → Research institutes → Computer science |
| SERPs | Search Engine Ranking Pages | In English | → Internet → Computer-based techniques |
| SERR | SE Requirements Review | In English | |
| SERS | Shuttle Enhanced Reconfiguration System | In English | → Astronautics |
| SERS | Shuttle Equipment Record System | In English | → Astronautics |
| SERT | Space Electrical Rocket Test | In English | → Electrical engineering → Astronautics |
| SeRv | Sensor Review | In English | → Serial publications, periodicals → Applied sciences, technology |
| SES | Stock Exchange of Singapore | In English | → Financial markets |
| SES | Satellite Earth Stations & Systems | In English | → Astronautics |
| SES | Shuttle Engineering Simulation | In English | → Astronautics |
| SES | Shuttle Engineering Simulator | In English | → Astronautics |
| SES | Software Evaluation Subpanel | In English | → Software |
| SES | Special-Emphasis Study | In English | |
| SES | Spinning-Earth Sensor | In English | |
| SES | Systems Engineering Simulator | In English | → Engineering, technology |
| SES | Senior Executive Service | In English | → Management |
| SES | Secure Entreprise Search | In English | → Software |
| SES | Amazon Simple Email Service | In English | → Software → Internet |
| SESA | Special-Equipment Stowage Assembly | In English | → Mechanical engineering |
| SESAR | Single European Sky ATM Research | In English | → Aeronautics, aircraft → Astronautics |
| SESAR | Solid Earth SAmple Registry (www.geosamples.org) | In English | → Earth sciences |
| SESAR | Single European Sky Air Traffic Management Research | In English | → Transport and postal services |
| SESC | Shuttle Events Sequential Control | In English | → Astronautics |
| SeScT | Semiconductor Science Technology | In English | → Serial publications, periodicals → Electronics |
| SESL | Space Environment(al) Simulation Laboratory | In English | → Research institutes → Astronautics |
| SESNA | Small Enterprise Stimulation Netherlands Antilles | In English | → Economics |
| SESP | Space Experiment to Support Program | In English | → Astronautics |
| SESRTCIC | Social, Economic and Social Research and Training Centre for Islamic Countries | In English | → Islam → Politics → Economics → Education |
| SeSTS | Semiconductor Science Technology Supplement | In English | → Serial publications, periodicals → Electronics |
| SET | Secure Electronic Transaction | In English | → Networks, communication → Telecommunications |
| SET | Solar Energy Thermionic | In English | → Energy economics |
| SETA | System Engineering and Technical Assistance | In English | → Engineering, technology |
| SETAC | System Engineering and Technical Assistance Contractor | In English | → Engineering, technology |
| SETAC | Systems Engineering Technical Advancement Center | In English | → Engineering, technology |
| SETAF | Southern Europe Task Force | In English | → Military affairs |
| SETC | Southeastern Theatre Conference (www.setc.org) | In English | → Theatre |
| SETC | State Express Transport Corporation | In English | → Transport and postal services |
| SETC | State Employees Trades Council | In English | → Labour, labour economics → Public administration, government |
| SETC | State Employment and Training Commission | In English | → Central administration → Labour, labour economics → Education |
| SETC | Small Engine Technology Conference | In English | → Organizations and associations → Vehicle engineering |
| SETF | Small-Engine Test Facility | In English | → Vehicle engineering |
| SETI | Search for Extraterrestrial Intelligence | In English | → Astronomy |
| SETP | System Engineering Test Phase | In English | → Engineering, technology |
| SETPOS | Secure European Truck Parking Operational Services | In English | → Road transport → Europe |
| SEU | Single-Event Upset | In English | |
| SEUL | Support Equipment Utilization List | In English | |
| SEV | Status, Error, and Validity | In English | |
| SEVP | Status, Error, Validity, and Parity | In English | |
| SEVS | Simulation and Evaluation System | In English | |
| SEWB | System Engineering Work Bench | In English | → Engineering, technology |
| SEWG | Sustaining Engineering Working Group | In English | → Engineering, technology |
| SEWG | System Effectiveness Working Group | In English | |
| SEWS | Satellite Early Warning System | In English | → Astronautics |
| SEXI | String EXpression Interpreter | In English | → Programming languages |
| SF | Safety Factor | In English | → Accidents, risks, safety |
| SF | Scale Factor | In English | |
| SF | Selection Filter | In English | |
| SF | Signaling Frequency | In English | → Telecommunications |
| SF | Spot Face | In English | |
| SF | Star Field | In English | → Cosmology |
| SF | Static Firing | In English | |
| SF | Subcontractor-Furnished | In English | |
| SF | Stock Fund | In English | |
| SF | Standard Form | In English | |
| SFA | Swedish Foundry Association | In English | → Associations → Metallurgy |
| SFA | Sun-Finder Assembly | In English | → Astronautics |
| SFA | Sales Force Automation | In English | |
| SFACI | Software Flight Article Configuration Inspection | In English | → Software → Aeronautics, aircraft → Astronautics |
| SFBR | Southwest Foundation for Biomedical Research (www.sfbr.org) | In English | → Foundations → Biological sciences → Biotechnology → Medicine |
| SFC | Selection Filter Control | In English | |
| SFC | Specific Fuel Consumption | In English | → Vehicle engineering |
| SFCS | Survival Flight Control System | In English | → Aeronautics, aircraft → Astronautics |
| SFDR | Spurious Free Dynamic Range | In English | → Computer science → Electronics |
| SFDS | System Functional Design Specification | In English | |
| SFDT | Site Format Dump Tape | In English | |
| SFF | Static Firing Facility | In English | |
| SFG | Shepard Function Generator | In English | |
| SFHS | Society for French Historical Studies | In English | → Organizations and associations → History → France |
| SFL | Secondary Freon Loop | In English | |
| SFLC | Software Freedom Law Center | In English | → Software → Law, jurisprudence |
| SFM | Senior Functional Manager | In English | → Management |
| SFM | Sustainable Forest Management | In English | → Forestry → Timber and woodworking industry |
| SFN | Society for Neuroscience (www.therio.org) | In English | → Organizations and associations → Psychology → Neurology |
| SFO | Space Flight Operations | In English | → Astronautics |
| SFOE | Swiss Federal Office of Energy | In English | → Energy economics |
| SFOF | Space Flight Operations Facility | In English | → Astronautics |
| SFOM | Shuttle Flight Operations Manual | In English | → Astronautics |
| SFOM | Space Flight Operations Memorandum | In English | → Astronautics |
| SFOP | Space Flight Operations Plan | In English | → Astronautics |
| SFP | Single Failure Point | In English | |
| SFP | Summary Flight Plan | In English | → Aeronautics, aircraft → Astronautics |
| SFP | Sustainer Fuel Pressure | In English | |
| SFP | Strategic Facility Plan | In English | |
| SFPA | Single Failure Point Analysis | In English | |
| SFPD | San Francisco Police Department (www.sfgov.org/police) | In English | → Police |
| SFPL | San Francisco Public Library | In English | → Libraries |
| SFPPL | Short-Form Provisioning Parts List | In English | → Maintenance and logistics |
| SFPS | Single Failure Point Summary | In English | |
| SFS | Shuttle Flight Status | In English | → Astronautics |
| SFS | Self-certifying File System | In English | → Operating systems |
| SFSS | Satellite Field Service Station | In English | → Astronautics |
| SFT | Simulated Flight Test | In English | → Aeronautics, aircraft → Astronautics |
| SFT | Static Firing Test | In English | |
| SFT | Structural Fatigue Test | In English | → Mechanical engineering |
| SFT | Society for Theriogenology | In English | → Organizations and associations → Veterinary medicine |
| SFTA | Structural Fatigue Test Article | In English | → Mechanical engineering |
| SFTF | Static Firing Test Facility | In English | |
| SFTP | Shielded and Foiled Twisted Pair | In English | → Electrical engineering |
| SFU | Standard Firing Unit | In English | |
| SFW | South Florida Workforce | In English | → Labour, labour economics |
| SFX | Sound Effects | In English | → Entertainment |
| SG | Scenario Generation | In English | |
| SG | Signal Generator | In English | |
| SG | Surgeon General | In English | → Surgery, orthopaedics, ophthalmology |
| SGAICO | Swiss Group for Artificial Intelligence and Cognitive Science | In English | → Artificial intelligence |
| SGAS | Society for German-American Studies | In English | → Organizations and associations → Area studies → United States |
| SGC | Server Gated Cryptography | In English | → Internet → Mathematics |
| SGC | Stabilized Ground Cloud | In English | → Meteorology, climatology → Astronautics |
| SGD | Saccharomyces Genome Database (www.yeastgenome.org) | In English | → Biotechnology → Genetics |
| SGE | Sun Grid Engine | In English | → Software → Networks, communication |
| SGEMP | Space-Generated Electromagnetic Pulse | In English | → Astronomy |
| SGEMP | System-Generated Electromagnetic Pulse | In English | |
| SGeo | Surveys in Geophysics | In English | → Serial publications, periodicals → Geophysics |
| SGFS | Special Group on Functional Standardization | In English | |
| SGHWR | Steam Generating Heavy Water Reactor | In English | → Nuclear technology |
| SGILWH | Study Group on International Labor and Working-Class History | In English | → Labour, labour economics → 93032 |
| SGITS | Spacecraft/GOSS Interface Test System | In English | → Astronautics |
| SGLI | Servicemen's Group Life Insurance | In English | → Insurance |
| SGLS | Space-Ground Link Station | In English | → Astronautics → Telecommunications |
| SGLS | Space-Ground Link System | In English | → Astronautics → Telecommunications |
| SGML | Standard Generalized Markup Language | In English | → Programming languages → Data → Document processing |
| SGMT | Simulated Greenwich Mean Time | In English | → Standardization |
| SGORS | Studies in Geophysical Optics and Remote Sensing | In English | → Serial publications, periodicals → Geophysics → Geodesy, cartography |
| SGOS | Shuttle Ground Operations Simulator | In English | → Astronautics |
| SGP | Single Ground Point | In English | |
| SGP | Static Ground Point | In English | |
| SGP | Structure Ground Point | In English | |
| SGP-RE | Salinity Gradient Power by Reverse Electrodialysis | In English | → Environmental technology, water supply, waste management |
| SGPT | Serum Glutamic Pyruvic Transaminase | In English | → Enzymes |
| SGRL | South Georgia Regional Library (www.sgrl.org) | In English | → Libraries → United States |
| SGS | Symbol Generator and Storage | In English | |
| SGSC | Strain Gauge Signal Conditioner | In English | |
| SGSN | Serving GPRS Support Node | In English | → Telecommunications |
| SGX | Singapore Exchange | In English | → Financial markets |
| SGX | Structural GenomiX | In English | → Biotechnology |
| SH | Sacred Heart Congregation | In English | → Roman catholic church |
| SHA | Secure Hash Algorithm | In English | → Computer science → Algorithms |
| SHA | Southern Historical Association | In English | → Associations → History |
| SHA | Sidereal Hour Angle | In English | → Astronomy |
| SHA | System Hazard Analysis | In English | |
| SHAD | Stellar Horizon Atmospheric Dispersion | In English | → Astronomy → Meteorology, climatology |
| SHAD | Stellar Horizon Attitude Determination | In English | → Astronomy |
| SHAFR | Society for Historians of American Foreign Relations (www.shafr.org) | In English | → Organizations and associations → History → International relations → United States |
| SHAG | Simplified High-Accuracy Guidance | In English | |
| SHAM | Sliced Hold-and-Modify | In English | → Computer hardware → Graphical processing |
| SHAPE | Supreme Headquarters Allied Powers Europe | In English | |
| SHAPE | Screening for Heart Attack Prevention and Education | In English | → Cardiology |
| SHAPS | School of Hawaiian, Asian and Pacific Studies | In English | → Education → Area studies |
| SHAR | Stellar Horizon Atmospheric Refraction | In English | → Astronomy |
| SHARE | Space Station Heat Pipe Advanced Radiator Element | In English | |
| SHARE | Survey of Health, Ageing and Retirement in Europe | In English | → Social welfare → Medicine |