| Acronym | Definition |
|---|
| SAS | Special Air Service (British Special Forces) |
| SAS | Scandinavian Airline Systems (ICAO code) |
| SAS | System(s) Acquisition Support |
| SAS | Serial-Attached SCSI (Small Computer System Interface) |
| SAS | Science Analysis System |
| SAS | San Antonio Spurs (basketball team) |
| SAS | Statement on Auditing Standards |
| SAS | School of Advanced Study |
| SAS | School of Arts and Sciences |
| SAS | Short And Sweet (speech) |
| SAS | Statistical Analysis Software |
| SAS | Static Analysis Symposium |
| SAS | Servicio Andaluz de Salud |
| SAS | Surfers Against Sewage |
| SAS | Student Academic Services |
| SAS | Service Assurance (Sprint) |
| SAS | Semester At Sea |
| SAS | Space and Airborne Systems (Raytheon Company) |
| SAS | Sugar and Spice |
| SAS | Software Application Support (Cisco) |
| SAS | Safety At Sea |
| SAS | Server Attached Storage |
| SAS | System of Active Stability (Toyota forklift stability system terminology) |
| SAS | Singapore American School |
| SaS | Software-as-Service |
| SAS | Shanghai American School (Shanghai, China) |
| SAS | Society for Applied Spectroscopy |
| SAS | Space Adaptation Syndrome |
| SAS | Synthetic Aperture Sonar (sidescan sonar imagery) |
| SAS | Staff and Associate Specialist |
| SAS | Self-Anchored Suspension (bridges) |
| SAS | Stability Augmentation System |
| SAS | Saint Andrew's School |
| SAS | Secure Attention Sequence (Microsoft Windows NT/2000) |
| SAS | Subaortic Stenosis (cardiology) |
| SAS | Société par Action Simplifiée |
| SAS | Study Area Specification |
| SAS | Short Attention Span (band) |
| SAS | Subarachnoid Space (band) |
| SAS | Solid Axle Swap |
| SAS | Scottish Ambulance Service |
| SAS | Small Area Statistics (UK) |
| SAS | Small Astronomy Satellite |
| SAS | Satellite Data Acquisition System |
| SAS | San Antonio Shoes |
| SAS | Seismic Acoustic Sensor |
| SAS | Self-rating Anxiety Scale (Zung) |
| SAS | Sow-a-Seed Foundation (Malaysia) |
| SAS | Society for Applied Sociology |
| SAS | Swiss Academy of Sciences |
| SAS | Single Attached Station (FDDI) |
| SAS | Stretch Arm Strong (band) |
| SAS | Son Altesse Sérénissime (French) |
| SAS | Strong Arm Steady (Rap Group) |
| SAS | System Administration Services (Sprint) |
| SAS | Society of American Silversmiths |
| SAS | Substation Automation System |
| SAS | Society for Archaeological Sciences |
| SAS | Statement of Accounting Standard |
| SAS | Secure Access System (Nokia) |
| SAS | Sensors Applications Symposium |
| SAS | Studies, Analysis, and Simulation (panel) |
| SAS | Signaling Application System |
| SAS | Society for Armenian Studies |
| SAS | Space Access Society |
| SAS | Single Audio System |
| SAS | Second Amendment Sisters, Inc. |
| SAS | Slot Accounting System (casinos) |
| SAS | Sales Accounting System |
| SAS | Software Accomplishment Summary |
| SAS | Safety and Automation System |
| SAS | Security Advisory Services |
| SAS | Society for Astronomical Sciences |
| SAS | Sequences Annotated by Structure |
| SAS | Surplus Activated Sludge |
| SAS | Secure Application Switch |
| SAS | Sistema de Alerta Sísmica (Spanish: Seismic Warning System, México) |
| SAS | Special Analytical Services (US EPA) |
| SAS | Space Aggressor Squadron |
| SAS | Suomen Automaatioseura ry (Finnish Society of Automation) |
| SAS | Steering Angle Sensor |
| SAS | Stockton Astronomical Society (Stockton, CA) |
| SAS | Società Accomandita Semplice (Italy) |
| SAS | Solar Aspect System |
| SAS | Solar-Array Simulator |
| SAS | Straight Axle Swap (automobiles) |
| SAS | Spokane Astronomical Society (Spokane, WA) |
| SAS | Side-Angle-Side postulate (geometry) |
| SAS | Switched Access Service (Bellcore) |
| SAS | Special Activities Squadron |
| SAS | Speed, Aggression, Surprise |
| SAS | Student Affiliates of Seventeen (US national graduate student organization) |
| SAS | Statically Assigned Socket (Cisco) |
| SAS | special ammunition storage (US DoD) |
| SAS | Stanford Astronomical Society (Stanford, CA) |
| SAS | Subscriber Alerting Signal (caller ID with call waiting) |
| SAS | St Augustine's School (Gold Coast, Australia) |
| SAS | Secondary Alarm Station |
| SAS | Supervision After School (program) |
| SAS | Stand Alone Subsidiary |
| SAS | Sheboygan Astronomical Society (Sheboygan, WI) |
| SAS | Saint Anne School |
| SAS | Su Alti Savunma (Turkish Special Forces) |
| SAS | Sterile Aqueous Solution |
| SAS | Signal Acquisition System |
| SAS | Study Group on Alternative Security |
| SAS | Surveillance and Safety |
| SAS | Shoalhaven Anglican School (Milton, NSW, Australia) |
| SAS | Student Administrative Services Center |
| SAS | Staff and Specialist (UK) |
| SAS | Schaefer Ambulance Service |
| SAS | Severe Acronym Shortage (humor) |
| SAS | Swedish Astronomical Society (Stockholm, Sweden) |
| SAS | Scandinavian Auction Systems |
| SAS | Safety Advisory Services Ltd (UK) |
| SAS | Student Association Senate |
| SAS | Single And Searching |
| SAS | Shared Administrative Support |
| SAS | Sex And Suspense |
| SAS | Supply Air Sensor |
| SAS | Survivable Adaptive Systems |
| SAS | Support Analysis for Software |
| SAS | Scientific American Surgery |
| SAS | Special Access Surcharge |
| SAS | Signature Authority System |
| SAS | Super Alien Strike (game) |
| SAS | Software Architecture Summit |
| SAS | Swiss Academic Skiclub |
| SAS | Southern Asian region |
| SAS | Service Accounting System |
| SAS | Serial Access Storage |
| SAS | Signature Augmentation Subsystem |
| SAS | Sassone Specialized Italian Postage Stamp Catalog (philatelic catalog) |
| SAS | System Acquisition School (US Air Force Institute of Technology) |
| SAS | Switch Access System (Sprint) |
| SAS | Silicon Avalanche Suppressor |
| SAS | Silicon Asymmetrical Switch |
| SAS | Survival Avionics System |
| SAS | Sa Sanctuary (band) |
| SAS | Subscriber Access Switch |
| SAS | Sociétés d'Afrique et Sida (French) |
| SAS | sealed authenticator system (US DoD) |
| SAS | Simplified Acquisition Specialist |
| SAS | Simpson-Angus Extrapyramidal Symptoms Rating Scale |
| SAS | Satellite Audio Service |
| SAS | Special Airlift Summary |
| SAS | Smart Antenna Savvy |
| SAS | Safety Access System |
| SAS | Special Airlock System (air cleanliness, production rooms) |
| SAS | Special Airlock System |
| SAS | Specific Airworthiness Specification |
| SAS | Sales After Service |
| SAS | Small Angle Source (ion) |
| SAS | Secondary Automation Systems |
| SAS | Science Alberta School |
| SAS | Stand Alone Span (Ciena) |
| SAS | Software Architecture Skeleton |
| SAS | Security Administration Server/System |
| SAS | Service Applications and Systems |
| SAS | Server Arbitration Scheme |
| SAS | Steerable Antenna System |
| SAS | Security Assistance Survey |
| SAS | Semi-Annual Soils |
| SAS | Surplus Asset Sales Co. (Exton, PA) |
| SAS | System Automation Software Company |
| SAS | Sealed Authentication System |
| SAS | Special Ammunition Stockage |
| SAS | SeaWIFSborne Simulator |
| SAS | Strategic Automation Solutions |
| SAS | Ship Announcing Service |
| SAS | System Analysis and Stimulation |
| SAS | Student Architectural Society |
| SAS | Spherical Accuracy Standard |
| SAS | Sterile Access System |
| SAS | Societatis Antiquariorum Socius (Fellow of the Society of Antiquaries) |
| SAS | Seven Abominable Sins |
| SAS | Severely Alarmed (errored) Second (NEC) |
| SAS | Severely Errored Frame Alarmed Indication Signal (DSC) |
| SAS | Service Archive Script (file created by a network server for backup) |
| SAS | Suborbital Aeroscience Studies (high school program) |
| SAS | Special Account System |
| SAS | Staff Administrative Specialist |
| SAS | System Administration Shelter |
| SAS | Startup Attribute Set |
| SAS | Storage Archival Subsystem |
| SAS | Strategic Accounts Services (Enteract, 21st Century Telecom) |
| SAS | Specialist Assurance Services (New Zealand) |
| SAS | Society of Academic Surgeons |
| SAS | [not an acronym] SAS Insitute Inc. (formerly Statistical Analysis System) |
| SAS | Stripped Arbitrary Separators (database querying) |