

| Acronym | Sense | Language | Topics | 
|---|---|---|---|
| SACCS | SAC (Support Action Center) Automated Command Control System | In English | |
| SACDE | Société d'Aide à la Création et au Développement des Entreprises | In French | → 3384 | 
| SACE | Secrétaire Administratif de Classe Exceptionnelle | In French | → Central administration | 
| SACEM | Société des Auteurs, Compositeurs et Éditeurs de Musique | In French | → Artistic property → Music → Literature | 
| SACI | Société Anonyme de Crédit Immobilier | In French | → Finance → Accommodation | 
| SACMAT | Symposium on Access Control Models And Technologies | In English | → Congresses → Computer science | 
| SACO | Sveriges Akademikers Centralorganisation | In Swedish | → Organizations and associations → Sweden | 
| SACO | Service d'Assistance Canadienne aux Organismes = CESO | Canadian Executive Service Organization | In English | In French | → Organizations and associations → Development → Canada | 
| SACPAN | South Asia Conference of the Pacific Northwest | In English | → Congresses → International relations | 
| SACPTCP | Sol-Air Courte Portée et Très Courte Portée | In French | → Military engineering | 
| SACRE | Système d'Aide au Choix de REnouvellement (des canalisations en fontes grises) | In French | → Software → Energy economics | 
| SACS | Software Avionics Command Support | In English | → Software → Aeronautics, aircraft | 
| SACSO | Suspension ACtive pour essais en SOufflerie | In French | → Physics → Vehicle engineering | 
| SACT | Scrittori Associati di Cinema e Televisione Italiani (www.sact.it) | In Italian | → Organizations and associations → Cinema, movies → Telecommunications → Italia | 
| SACTO | Sacramento Test Operations | In English | |
| SACU | Southern African Customs Union | In English | → International economic cooperation → Africa | 
| SAD | Shuttle Authorized Document | In English | → Astronautics | 
| SAD | Spacecraft Attitude Display | In English | → Astronautics | 
| SAD | Special Adapter Device | In English | |
| SAD | System Allocation Document | In English | |
| SAD | Société Andine de Développement (www.caf.com) = CAF | Corporación Andina de Fomento | In Spanish = ADC | Andean Development Corporation | In English = CAF | Corporação Andina de Fomento | In Portuguese | In French | → International relations → Development | 
| SADC | Southern African Development Community = JARS | Jihoafrické rozvojové společenství | In Czech | In English | → Organizations and associations → Development → Africa | 
| SADCC | Southern African Development Coordination Conference = JARKK | Jihoafrickou rozvojovou koordinační konferenci | In Czech | In English | → International relations → Development → Africa | 
| SADEC | Spin Axis Declination | In English | |
| SADIEau | Système Africain de Documentation et d'Information sur l'Eau = AWIS | African Water Information (and Documentation) System | In English | In French | → Knowledge management → Hydrology → 626 → Environmental technology, water supply, waste management → Africa | 
| SADIR | Société d'Assistance à Domicile des Insuffisants Respiratoires | In French | → Medicine | 
| SADOVER | SAmenwerking op het gebied van de DOcumentatie over VERkeerswezen | In Dutch | → Libraries → Transport and postal services | 
| SADPT | Solar Array Drive and Power Transfer | In English | → Energy economics → Electrical engineering | 
| SADT | Systems Analysis and Design Technique | In English | → Engineering, technology | 
| SADV | Saarländischer Dartverband | In German | → Organizations and associations → Sport, physical exercises | 
| SAE | Serious Adverse Event | In English | → Veterinary medicine | 
| SAE | Système d'Archivage Électronique | In French | → Knowledge management | 
| SAE | Society of Automotive Engineers | In English | → Organizations and associations → Vehicle engineering | 
| SAE | Shaft Angle Encoded | In English | |
| SAEF | Spacecraft Assembly and Encapsulation Facility | In English | → Mechanical engineering → Astronautics | 
| SAEIV | Système d’Aide à l’Exploitation et à l’Information Voyageurs | In French | → Software → Rail transport engineering → Rail transport → France | 
| SAENES | Secrétaire Administratif de l'Éducation Nationale et de l'Enseignement Supérieur | In French | → Central administration → Education | 
| SAEPP | Sophicated Aero Engine Performance Program | In English | → Aeronautics, aircraft | 
| SAES | Société des Anglicistes de l'Enseignement Supérieur (www.saesfrance.org) | In French | → Organizations and associations → Education → Language, linguistics, literature | 
| SAEST | Seminario pri Aplikado de Esperanto en Scienco kaj Tekniko | In Esperanto | → Congresses → Mathematics and natural sciences → Applied sciences, technology → Artificial languages (linguistics) | 
| SAETR | Serveur d’Aide à l’Exploitation Temps Réel | In French | → Software → Rail transport → France | 
| SAF | Svenska Arbetsgivareföreningen | In Swedish | → Organizations and associations → Labour, labour economics → Sweden | 
| SAF | Secured Access Facility | In English | |
| SAF | Spacecraft Assembly Facility | In English | → Astronautics | 
| SAF | Special-Access Facility | In English | |
| SAF | Svenska Antikvariatföreningen (www.svaf.se) | In Swedish | → Organizations and associations → Trade → Sweden | 
| SAFAF | Société Anonyme Française des Automobiles Fiat | In French | → Mechanical engineering → Automobile manufacturing | 
| SAFARI | Shape Analysis For Automatic Retrieval of Images | In English | → Image processing | 
| SAFE | Safing and Failure Detection Expert | In English | |
| SAFE | San Andreas Fault Experiment | In English | → Earth sciences | 
| SAFER | Stavanger Acute Medicine Foundation for Education and Research | In English | → Foundations → Education → Traumatology | 
| SAFER | Société d'Aménagement Foncier et d'Établissement Rural | In French | → Regional planning | 
| SAFIR | Service Achats de la Filière Ingénierie Réseaux | In French | |
| SAFIRE | Service des Avions Français Instrumentés pour la Recherche en Environnement | In English | → Aeronautics, aircraft → Environmental protection → Threats to the environment → France | 
| SAFSP | Secretary of the Air Force Special Projects | In English | → 358 → United States | 
| SAFT | Société des Accumulateurs Fixes et de Traction | In French | → Electrical engineering | 
| SAG | SQL Access Group | In English | → Data | 
| SAG | Screen Actors Guild (www.sag.org) | In English | → Organizations and associations → Cinema, movies | 
| SAG | Space Allocation Guidelines | In English | |
| SAGACE | Système Automatisé de Gestion Administrative Comptable Élaboré | In French | → Software → Accounting | 
| SAGACE | Système d'Aide à la Gestion Automatisée des Concours Externes | In French | → Software → Education | 
| SAGAR | South Asia Graduate Research Journal | In English | → Serial publications, periodicals → International relations → Higher education, universities | 
| SAGE | Schéma d'Aménagement et de Gestion des Eaux | In French | → Hydrology → 626 → 627 | 
| SAGE | Security Algorithms Group of Experts | In English | → Organizations and associations → Algorithms | 
| SAGE | Semiautomatic Ground Environment | In English | |
| SAGE | Stratospheric Aerosol Gas Experiment | In English | → Meteorology, climatology | 
| SAGE | Sub-Arctic Gyre Experiment | In English | → Earth sciences | 
| SAGEI | Secção Autónoma de Gestão Engenharia Industrial | In Portuguese | |
| SAGEM | Société d'Applications Générales d'Électricité et de Mécanique | In French | → Electrical engineering → Mechanical engineering → Aeronautics, aircraft → France | 
| SAGIA | Saudi Arabia General Investment Authority (www.sagia.gov.sa) | In English | → 33972 → Saudi Arabia | 
| SAH | Society of American Historians | In English | → Organizations and associations → History → United States | 
| SAH | Society of Architectural Historians | In English | → Organizations and associations → Architecture → History | 
| SAH | Society of Automotive Historians | In English | → Organizations and associations → Vehicle engineering → History | 
| SAH | Sérum-Albumine Humaine | In French | → Blood and circulatory system → Pharmacology, toxicology | 
| SAH | S-Adenosylhomocysteine | In English | → Biochemistry, biophysics | 
| SAHH | Society for Austrian and Habsburg History | In English | → Organizations and associations → History | 
| SAHS | Swiss American Historical Society | In English | → Associations → History → United States | 
| SAHS | Service d'Accueil et d'Hébergement Social | In French | → Social welfare → Accommodation | 
| SAI | South Asian Institute | In English | → Area studies | 
| SAI | Standards Australia International (www.standards.com.au) | In English | → Standardization → Australia | 
| SAI | Sindacato Attori Italiano | In Italian | → Organizations and associations → Cinema, movies → Italia | 
| SAI | Senior Army Instructor | In English | → Education → Military affairs | 
| SAIA | Slovenská Akademická Informačná Agentúra (www.saia.sk) | In Slovak | → Central administration → Slovakia | 
| SAIA | Service Académique d'Inspection de l'Apprentissage | In French | → Public administration, government → Education → Labour, labour economics | 
| SAIC | Science Applications International Corporation | In English | → Engineering, technology | 
| SAIC | Scientific Applications Instrumentation Corporation | In English | |
| SAID | Shuttle Authorized Item Document | In English | → Astronautics | 
| SAIL | Shuttle Avionics Integration Laboratory | In English | → Research institutes → Aeronautics, aircraft → Astronautics | 
| SAIM | Système d'Aide à Interprétation Multicapteur | In French | → Military affairs → Military engineering | 
| SAIMAFOR | Système d'Aide Informatisée pour la Maîtrise des Actions de Formation | In French | → Software → Education | 
| SAINT | Satellite Interceptor Program | In English | → Astronautics | 
| SAINT | Security Administrator’s Integrated Network Tool | In English | → Software → Networks, communication | 
| SAIO | Service Académique d'Information et d'Orientation | In French | → Public administration, government → Education → Labour, labour economics | 
| SAIR | South Asia Intelligence Review | In English | → Serial publications, periodicals → Area studies | 
| SAIS | (Paul H. Nitze) School of Advanced International Studies | In English | → Higher education, universities | 
| SAIV | South Africa Institute of Valuers (www.saiv.org.za) | In English | → Associations → 332 → Africa | 
| SAJ | South Asian Journal | In English | → Serial publications, periodicals → Area studies | 
| SAJA | South Asian Journalists Association | In English | → Associations → Newspapers, journalism | 
| SAJAL | South African Journal of African Languages | In English | → Serial publications, periodicals → Language, linguistics, literature → Africa | 
| SAJE | South African Journal of Economics | In English | → Serial publications, periodicals → Economics → Africa | 
| SAJPh | South African Journal of Physics | In English | → Serial publications, periodicals → Physics → Africa | 
| SAJSc | South African Journal of Science | In English | → Serial publications, periodicals → Mathematics and natural sciences → Africa | 
| SAK | Suomen ammattiliittojen keskusjärjestö | In Finnish | → Organizations and associations → Labour, labour economics → Finland | 
| SAL | San Salvador Island | In English | → Geography | 
| SAL | Scientific Airlock | In English | |
| SAL | Shuttle Avionics Laboratory | In English | → Research institutes → Aeronautics, aircraft → Astronautics | 
| SAL | Strategic Arms Limitation | In English | → International relations → Military engineering | 
| SAL | Supersonic Aerophysics Laboratory | In English | → Research institutes → 5335 → Aeronautics, aircraft → United States | 
| SAL | Sérum antilymphocytaire | In French | → Immunology and allergy | 
| SAL | Security Aspects Letter | In English | |
| SAL | Saharan Air Layer | In English | → Meteorology, climatology | 
| SALA | South Asian Languages Analysis | In English | → Language, linguistics, literature | 
| SALC | Sacramento Air Logistics Center | In English | → Maintenance and logistics → Aeronautics, aircraft | 
| SALERO | Semantic Audiovisual Entertainment Reusable Objects (www.salero.info) | In English | → Computer-based techniques → Telecommunications → Entertainment | 
| SALRC | South Asia Language Resource Center | In English | → Language, linguistics, literature | 
| SALT | Strategic Arms Limitation Talks | In English | |
| SALT | Standard Analysis Language Translator | In English | |
| SALTA | South Asian Language Teachers Association | In English | → Associations → Education → Language, linguistics, literature | 
| SALUG | Savoie-Aravis Linux Users Group | In English | → Organizations and associations → Operating systems | 
| SALVAC | Système d'Analyse et de Liens de la Violence Associée au Crime | In French | → Data → Criminology → Police | 
| SAM | S-adenosylmethionine | In English | → Biochemistry, biophysics | 
| SAM | Shuttle Activation Monitor | In English | → Astronautics | 
| SAM | Svaz arabského Maghrebu = UMA | Union du Maghreb Arabe | In French = UMA | Unaniezh Maghrib Arab | In Breton = UMA | Unión del Magreb Árabe | In Spanish = AMU | Arabische Maghreb-Union | In German = UMA | Unione del Maghreb Arabo | In Italian = UMA | União do Maghreb Árabe | In Portuguese = САМ | Союз арабского Магриба | In Russian | In Czech | → International relations | 
| SAM | School of Aerospace Medicine | In English | → Specialized or polytechnical colleges → Medicine → Aeronautics, aircraft → Astronautics | 
| SAM | Shuttle Attachment Manipulator | In English | → Astronautics | 
| SAM | Special Air Mission | In English | → Aeronautics, aircraft | 
| SAM | Supportability Assessment Model | In English | |
| SAM | Surface-To-Air Missile | In English | → Military engineering | 
| SAM | System Activation and Monitoring | In English | |
| SAM | Stáit Aontaithe Mheiriceá | In Irish | |
| SAM | S-Adenosyl Methionine | In English | → Biochemistry, biophysics | 
| SAM | Système d'Acquisition de Mesures | In French | → Software | 
| SAM | Site d'Accompagnement des Matériels | In French | → Maintenance and logistics | 
| SAM | Shoot Apical Meristem | In English | → Botany | 
| SAM | Service des Affaires Maritimes | In French | → Public administration, government → Fishing, hunting | 
| SAMAFA | SAisie MAnuelle des FActures | In French | → Accounting | 
| SAMAH | Stichting Alleenstaande Minderjarige Asielzoekers Humanitas (www.samah.nl) | In English | → Foundations → Migrations → Netherlands | 
| SAMARI | Support pédagogique pour l'Amélioration de la MAîtrise des RIsques | In French | → Education → Accidents, risks, safety | 
| SAME | Servicio o Sistema de Atención Médica de Emergencia | In Spanish | → Traumatology | 
| SAMI | Service Administratif et Moyens Internes | In French | |
| SAML | Security Assertion Markup Language | In English | → Programming languages → Data | 
| SAMOA | Serveurs Applicatifs, Méthodes et Outils d'Administration | In French | → Software | 
| SAMP | South Asia Microform Project | In English | → Libraries → Area studies | 
| SAMP | Shuttle Automated Mass Properties | In English | → Astronautics | 
| SAMP | Sol-Air Moyenne Portée | In French | → Military engineering | 
| SAMP-T | Sol-Air Moyenne Portée - Terrestre | In French | → Military engineering | 
| SAMPA | Speech Assessment Methods Phonetic Alphabet | In English | → Alphabetic writing systems → Phonetics, phonology → Computer-based techniques | 
| SAMR | Staphylococcus Aureus Méticillino-Résistant | In French | → Infectious diseases | 
| SAMS | Space Acceleration Measurement System | In English | → Astronautics | 
| SAMS | Swiss Academy of Medical Sciences (www.samw.ch) = ASSM | Académie Suisse des Sciences Médicales | In French = SAMW | Schweizerische Akademie der medizinischen Wissenschaften | In English | In English | → Academies → Medicine → Switzerland | 
| SAMS | Shuttle Altitude Measuring System | In English | → Astronautics | 
| SAMS | Shuttle Attached Manipulator System | In English | → Astronautics | 
| SAMS | Systems Analysis Modelling Simulation | In English | → Serial publications, periodicals → Computer simulation | 
| SAMT | Semantics And digital Media Technologies | In English | → Computer-based techniques → Telecommunications | 
| SAMTEC | Space And Missile Test Center | In English | → Military engineering → Astronautics | 
| SAMTO | Space And Missile Test Organization | In English | → Military engineering → Astronautics | 
| SAMU | Service d'Aide Médicale d'Urgence | In French | → Traumatology | 
| SAMU | Servicio o Sistema de Asistencia Médica de Urgencias | In Spanish | → Traumatology | 
| SAMU | Service d'Aide Médicale Urgente | In French | → Traumatology | 
| SAMU | Serviço de Atendimento Móvel de Urgência | In Portuguese | → Traumatology | 
| SAMW | Schweizerische Akademie der medizinischen Wissenschaften (www.samw.ch) = SAMS, ASSM (look above) | In English | → Academies → Medicine → Switzerland | 
| SAN | Storage Area Network | In English | → Data → Knowledge management | 
| SAN | Syndicat d'Agglomération Nouvelle | In French | → Organizations and associations → Municipal administration | 
| SAnAp | Suppléments aux Annales d'Astrophysique | In French | → Serial publications, periodicals → Astronomy | 
| SANAS | Sindacato Autonomo Nazionale Arte e Spettacolo | In Italian | → Organizations and associations → Entertainment | 
| SAND | Site Activation Need Data | In English | |
| SANDAC | Sandia Airborne Computer Guidance System | In English | → Computer hardware → Aeronautics, aircraft | 
| SANDRA | Système d'ANalyse De Risques Anticipée | In French | → Accidents, risks, safety | 
| SANDRE | Service d'Administration Nationale des Données et Référentiels sur l'Eau | In French | → Central administration → Hydrology → 627 → Environmental technology, water supply, waste management | 
| SANS | Stellar Autonomous Navigation System | In English | → Astronomy → Astronautics | 
| SANS | Sympathetic Autonomic Nervous System | In English | → Physiology → Neurology | 
| SANSAD | South Asian Network for Secularism and Democracy | In English | → Organizations and associations → Democracy | 
| SANTIAGO | Sûreté des Assemblages Nucléaires TIers ou Alternatifs pour les Gestions d'Origine | In French | → Nuclear technology | 
| SANUG | Srpska Akademija Nauka i Umetnosti Glas Odeljenje Tekhnichkikh Nauka | In Serbian | → Serial publications, periodicals | 
| SAO | Studia et Acta Orientalia | In Latin | → Serial publications, periodicals | 
| SAOCo | Smithsonian Astrophysical Observatory - Contributions to Astrophysics | In English | → Serial publications, periodicals → Astronomy → Observatories → United States | 
| SAOL | Suomen Ammatillisten Oppilaitosten Liitto | In Finnish | → Finland | 
| SAP | Socialdemokratiska arbetarepartiet | In Swedish | → Socialist parties → Sweden | 
| SAP | Strain Arrester Plate | In English | |
| SAP | Section des Atterrissages et Parachutages | In French | → 358 → History | 
| SAPAR | Société Auto-Parc Agglomération Rennaise | In French | → Transport and postal services | 
| SAPAR | San Antonio Parks and Recreation Department | In English | → Entertainment | 
| SAPHIR | Système d'Analyse Par HIstorisation du Retour d'expérience | In French | → Software | 
| SAPHIR | Syndicat des Agences de Presse Photographiques d'Information et de Reportage | In French | → Organizations and associations → Newspapers, journalism → Photography | 
| SAPIG | Syndicat des Agences de Presse d'Informations Générales | In French | → Organizations and associations → Newspapers, journalism | 
| SAPIR | Search on Audio-visual content using Peer-to-peer Information Retrieval | In English | → Computer-based techniques → Knowledge management | 
| SAPMD | Stand-Alone Pressure Measurement Device | In English | |
| SApMM | North Holland Series Applied Mathematics Mechanics | In English | → Serial publications, periodicals → Mathematics → Mechanical engineering → Netherlands | 
| SAPN | Société d'Autoroute Paris-Normandie | In French | → Transport and postal services → France | 
| SAPO | société Anonyme à Participation Ouvrière | In French | → Economics → Labour, labour economics | 
| SAPRR | Société d'Autoroute Paris-Rhin-Rhône | In French | → Transport and postal services → France | 
| SAPS | Statistical Analysis of Protein Sequences | In English | → Statistics → Proteins | 
| SAPU | Servicio de Atención PriFa de Urgencia | In Spanish | → Medicine | 
| SAR | Synthetic Aperture Radar | In English | |
| SAR | Safety Analysis Report | In English | → Accidents, risks, safety | 
| SAR | Support Action Request | In English | |
| SAR | Synthetic-Aperture Radar | In English | |
| SAR | System Assessment Review | In English | |
| SAR | Search And Rescue | In English | |
| SAR | Site Action Request | In English |