

| Acronym | Sense | Language | Topics | 
|---|---|---|---|
| S | Serine = S | سيرين | In Arabic = S | Serina | In Catalan = S | Serin | In Czech = S | Serin | In Danish = S | Serin | In German = S | Serina | In Spanish = S | Serino | In Esperanto = S | Sérine | In French = S | 세린 | In Korean = S | Serin | In Croatian = S | Serin | In Indonesian = S | Serina | In Italian = S | סרין | In Hebrew = S | Serīns | In Latvian = S | Serin | In Letzeburgesh = S | Serinas | In Lithuanian = S | Serine | In Dutch = S | セリン | In Japanese = S | Serin | In Norwegian = S | Seryna | In Polish = S | Serina | In Portuguese = S | Серин | In Russian = S | Seriini | In Finnish = S | Serin | In Swedish = S | செர்ரீன் | In Tamil = S | Serin | In Turkish = S | Серин | In Ukrainian = S | 絲氨酸 | In Chinese | In English | → Biochemistry, biophysics | 
| S | سيرين = (look above) | In Arabic | → Biochemistry, biophysics | 
| S | Serina = (look above) | In Catalan | → Biochemistry, biophysics | 
| S | Serin = (look above) | In Czech | → Biochemistry, biophysics | 
| S | Serin = (look above) | In Danish | → Biochemistry, biophysics | 
| S | Serin = (look above) | In German | → Biochemistry, biophysics | 
| S | Serina = (look above) | In Spanish | → Biochemistry, biophysics | 
| S | Serino = (look above) | In Esperanto | → Biochemistry, biophysics | 
| S | Sérine = (look above) | In French | → Biochemistry, biophysics | 
| S | 세린 = (look above) | In Korean | → Biochemistry, biophysics | 
| S | Serin = (look above) | In Croatian | → Biochemistry, biophysics | 
| S | Serin = (look above) | In Indonesian | → Biochemistry, biophysics | 
| S | Serina = (look above) | In Italian | → Biochemistry, biophysics | 
| S | סרין = (look above) | In Hebrew | → Biochemistry, biophysics | 
| S | Serīns = (look above) | In Latvian | → Biochemistry, biophysics | 
| S | Serin = (look above) | In Letzeburgesh | → Biochemistry, biophysics | 
| S | Serinas = (look above) | In Lithuanian | → Biochemistry, biophysics | 
| S | Serine = (look above) | In Dutch | → Biochemistry, biophysics | 
| S | セリン = (look above) | In Japanese | → Biochemistry, biophysics | 
| S | Serin = (look above) | In Norwegian | → Biochemistry, biophysics | 
| S | Seryna = (look above) | In Polish | → Biochemistry, biophysics | 
| S | Serina = (look above) | In Portuguese | → Biochemistry, biophysics | 
| S | Серин = (look above) | In Russian | → Biochemistry, biophysics | 
| S | Seriini = (look above) | In Finnish | → Biochemistry, biophysics | 
| S | Serin = (look above) | In Swedish | → Biochemistry, biophysics | 
| S | செர்ரீன் = (look above) | In Tamil | → Biochemistry, biophysics | 
| S | Serin = (look above) | In Turkish | → Biochemistry, biophysics | 
| S | Серин = (look above) | In Ukrainian | → Biochemistry, biophysics | 
| S | 絲氨酸 = (look above) | In Chinese | → Biochemistry, biophysics | 
| S | Soufre = S | Swawel | In Afrikaans = S | كبريت | In Arabic = S | Azufre | In Asturian = S | Kükürd | In Azerbaijani = S | Сера | In Belarusian = S | Сяра | In Bulgarian = S | গন্ধক | In Bengali = S | Sumpor | In Bosnian = S | Sofre | In Catalan = S | Zolfu | In Corsican = S | Síra | In Czech = S | Sylffwr | In Welsh = S | Svovl | In Danish = S | Schwefel | In German = S | Θείο | In Greek = S | Sulfur | In English = S | Sulfuro | In Esperanto = S | Azufre | In Spanish = S | Väävel | In Estonian = S | Sufre | In Basque = S | گوگرد | In Persian = S | Rikki | In Finnish = S | Solfar | In Friulian = S | Xofre | In Galician = S | גופרית | In Hebrew = S | गन्धक | In Hindi = S | Sumpor | In Croatian = S | Souf | In Haitian Creole = S | Kén | In Hungarian = S | Ծծումբ | In Armenian = S | Belerang | In Indonesian = S | Sulfo | In Ido = S | Brennisteinn | In Icelandic = S | Zolfo | In Italian = S | 硫黄 | In Japanese = S | 황 | In Korean = S | Kibrît | In Kurdish = S | Schwiefel | In Letzeburgesh = S | Solfer | In Limburgish = S | Siera | In Lithuanian = S | Sērs | In Latvian = S | Pungatara | In Māori = S | Сулфур | In Macedonian = S | ഗന്ധകം | In Malayalam = S | Хүхэр | In Mongolian = S | सल्फर | In Marathi = S | Swevel | In Low German = S | Zwavel | In Dutch = S | Svovel | In Nynorsk = S | Svovel | In Norwegian = S | Sulfre | NOV = S | Sofre | In Occitan = S | Siarka | In Polish = S | Enxofre | In Portuguese = S | Salina | In Quechua = S | Sulf | In Romanian = S | Сера | In Russian = S | Surfi | In Sicilian = S | Sumpor | In Serbo-Croatian = S | Síra | In Slovak = S | Žveplo | In Slovenian = S | Squfuri | In Albanian = S | Сумпор | In Serbian = S | Walirang | In Sundanese = S | Svavel | In Swedish = S | Sulfuri | In Swahili = S | கந்தகம் | In Tamil = S | గంధకము | In Telugu = S | กำมะถัน | In Thai = S | Kükürt | In Turkish = S | Сірка | In Ukrainian = S | Oltingugurt | In Uzbek = S | Lưu huỳnh | In Vietnamese = S | שװעבל | In Yiddisch = S | 硫 | In Chinese | In French | → Chemistry | 
| S | Swawel = (look above) | In Afrikaans | → Chemistry | 
| S | كبريت = (look above) | In Arabic | → Chemistry | 
| S | Azufre = (look above) | In Asturian | → Chemistry | 
| S | Kükürd = (look above) | In Azerbaijani | → Chemistry | 
| S | Сера = (look above) | In Belarusian | → Chemistry | 
| S | Сяра = (look above) | In Bulgarian | → Chemistry | 
| S | গন্ধক = (look above) | In Bengali | → Chemistry | 
| S | Sumpor = (look above) | In Bosnian | → Chemistry | 
| S | Sofre = (look above) | In Catalan | → Chemistry | 
| S | Zolfu = (look above) | In Corsican | → Chemistry | 
| S | Síra = (look above) | In Czech | → Chemistry | 
| S | Sylffwr = (look above) | In Welsh | → Chemistry | 
| S | Svovl = (look above) | In Danish | → Chemistry | 
| S | Schwefel = (look above) | In German | → Chemistry | 
| S | Θείο = (look above) | In Greek | → Chemistry | 
| S | Sulfur = (look above) | In English | → Chemistry | 
| S | Sulfuro = (look above) | In Esperanto | → Chemistry | 
| S | Azufre = (look above) | In Spanish | → Chemistry | 
| S | Väävel = (look above) | In Estonian | → Chemistry | 
| S | Sufre = (look above) | In Basque | → Chemistry | 
| S | گوگرد = (look above) | In Persian | → Chemistry | 
| S | Rikki = (look above) | In Finnish | → Chemistry | 
| S | Solfar = (look above) | In Friulian | → Chemistry | 
| S | Xofre = (look above) | In Galician | → Chemistry | 
| S | גופרית = (look above) | In Hebrew | → Chemistry | 
| S | गन्धक = (look above) | In Hindi | → Chemistry | 
| S | Sumpor = (look above) | In Croatian | → Chemistry | 
| S | Souf = (look above) | In Haitian Creole | → Chemistry | 
| S | Kén = (look above) | In Hungarian | → Chemistry | 
| S | Ծծումբ = (look above) | In Armenian | → Chemistry | 
| S | Belerang = (look above) | In Indonesian | → Chemistry | 
| S | Sulfo = (look above) | In Ido | → Chemistry | 
| S | Brennisteinn = (look above) | In Icelandic | → Chemistry | 
| S | Zolfo = (look above) | In Italian | → Chemistry | 
| S | 硫黄 = (look above) | In Japanese | → Chemistry | 
| S | 황 = (look above) | In Korean | → Chemistry | 
| S | Kibrît = (look above) | In Kurdish | → Chemistry | 
| S | Schwiefel = (look above) | In Letzeburgesh | → Chemistry | 
| S | Solfer = (look above) | In Limburgish | → Chemistry | 
| S | Siera = (look above) | In Lithuanian | → Chemistry | 
| S | Sērs = (look above) | In Latvian | → Chemistry | 
| S | Pungatara = (look above) | In Māori | → Chemistry | 
| S | Сулфур = (look above) | In Macedonian | → Chemistry | 
| S | ഗന്ധകം = (look above) | In Malayalam | → Chemistry | 
| S | Хүхэр = (look above) | In Mongolian | → Chemistry | 
| S | सल्फर = (look above) | In Marathi | → Chemistry | 
| S | Swevel = (look above) | In Low German | → Chemistry | 
| S | Zwavel = (look above) | In Dutch | → Chemistry | 
| S | Svovel = (look above) | In Nynorsk | → Chemistry | 
| S | Svovel = (look above) | In Norwegian | → Chemistry | 
| S | Sulfre = (look above) | [NOV] | → Chemistry | 
| S | Sofre = (look above) | In Occitan | → Chemistry | 
| S | Siarka = (look above) | In Polish | → Chemistry | 
| S | Enxofre = (look above) | In Portuguese | → Chemistry | 
| S | Salina = (look above) | In Quechua | → Chemistry | 
| S | Sulf = (look above) | In Romanian | → Chemistry | 
| S | Сера = (look above) | In Russian | → Chemistry | 
| S | Surfi = (look above) | In Sicilian | → Chemistry | 
| S | Sumpor = (look above) | In Serbo-Croatian | → Chemistry | 
| S | Síra = (look above) | In Slovak | → Chemistry | 
| S | Žveplo = (look above) | In Slovenian | → Chemistry | 
| S | Squfuri = (look above) | In Albanian | → Chemistry | 
| S | Сумпор = (look above) | In Serbian | → Chemistry | 
| S | Walirang = (look above) | In Sundanese | → Chemistry | 
| S | Svavel = (look above) | In Swedish | → Chemistry | 
| S | Sulfuri = (look above) | In Swahili | → Chemistry | 
| S | கந்தகம் = (look above) | In Tamil | → Chemistry | 
| S | గంధకము = (look above) | In Telugu | → Chemistry | 
| S | กำมะถัน = (look above) | In Thai | → Chemistry | 
| S | Kükürt = (look above) | In Turkish | → Chemistry | 
| S | Сірка = (look above) | In Ukrainian | → Chemistry | 
| S | Oltingugurt = (look above) | In Uzbek | → Chemistry | 
| S | Lưu huỳnh = (look above) | In Vietnamese | → Chemistry | 
| S | שװעבל = (look above) | In Yiddisch | → Chemistry | 
| S | 硫 = (look above) | In Chinese | → Chemistry | 
| S&A | Science and Application | In English | → Mathematics and natural sciences → Applied sciences, technology | 
| S&AD | Science and Applications Directorate | In English | → Mathematics and natural sciences → Applied sciences, technology | 
| S&C | Stabilization and Control | In English | |
| S&E | Science and Engineering | In English | → Mathematics and natural sciences → Engineering, technology | 
| S&E | Sensors and Effectors | In English | |
| S&MST | Space and Missile System Test | In English | → Military engineering → Astronautics | 
| S&P | Standard & Poor's | In English | → Finance | 
| S&PA | Safety and Product Assurance | In English | → Accidents, risks, safety | 
| S&SED | Satellite and Space Electronics Division | In English | → Electronics → Astronautics | 
| S&T | Science and Technology = CyT | Ciencia y Tecnología | In Spanish = S&T | Sciences et Technologie | In French = C&T | Ciência e Tecnologia | In Portuguese | In English | → Mathematics and natural sciences → Engineering, technology | 
| S&T | Sciences et Technologie = CyT, C&T (look above) | In French | → Mathematics and natural sciences → Engineering, technology | 
| S&T | Sky and Telescope | In English | → Serial publications, periodicals → Astronomy | 
| S&TI | Scientific and Technical Intelligence | In English | → Knowledge management | 
| S&W | Sterne und Weltraum | In German | → Serial publications, periodicals → Astronomy | 
| S-BHS | Slavonsko-Baranjska Hrvatska Stranka | In Croatian | → Political parties and movements | 
| S2E | Surveillance Spatiale des Épidémies | In French | → Infectious diseases | 
| S2R | Système de Reconnaissance et de Rémunération | In French | → Personnel management | 
| S2S^2 | Sound to Sense, Sense to Sound | In English | → Computer-based techniques | 
| S3 | Sortie Support System | In English | |
| S3 | Simple Storage Service | In English | → Data | 
| S3 | Amazon Simple Storage Service | In English | → Computer hardware → Internet → Data | 
| S3IT | Schéma Stratégique des Systèmes d'Information et des Télécommunications | In French | → Computer science → Telecommunications | 
| SA | Simpla Abonanto | In Esperanto | → Newspapers, journalism | 
| SA | Société Anonyme = NV | Naamloze Vennootschap | In Dutch = SA | Sociedade Anónima | In Portuguese = SA | Sociedad Anónima | In Spanish = ΑΕ | Ανώνυμη Εταιρεία | In Greek = AŞ | Anonim Şirket | In Turkish | In French | → Economics | 
| SA | Semen Analysis | In English | → Reproductive biology | 
| SA | Supplemental Agreement | In English | |
| SA | Support Area | In English | |
| SA | Swing Arm | In English | |
| SA | Selective Availability | In English | |
| SA | Shaft Angle | In English | |
| SA | Shop Aid | In English | |
| SA | Signature Analysis | In English | |
| SA | Single Access | In English | |
| SA | Site Activation | In English | |
| SA | Solar Array | In English | |
| SA | Spectrum Analyzer | In English | |
| SA | Spółka Akcyjna = AB | Akcinė bendrovė | In Lithuanian = AK | Akcia Kompanio | In Esperanto = AT | Акцыянэрнае таварыства | In Bulgarian = AS | Aktsiaselts | In Estonian = AG | Aktiengesellschaft | In German = DD | Dioničko Društvo | In Croatian = AS | Aksjeselskap | In Norwegian = SpA | Società per Azioni | In Italian = AS | Aktieselskab | In Danish = SA | Societăţi pe Acţiuni | In Romanian = AB | Aktiebolag | In Swedish = AD | Akcionarsko Društvo | In Serbian = DD | Delniška Družba | In Slovenian = AS | Akciová Spoločnosť | In Slovak = AS | Akciová Společnost | In Czech = AT | Акціонерне товариство | In Ukrainian | In Polish | → Economics | 
| SA | Societăţi pe Acţiuni = AB, AK, AT, AS, AG, DD, SpA, AD (look above) | In Romanian | → Economics | 
| SA | Sociedade Anónima = NV, ΑΕ, AŞ (look above) | In Portuguese | → Economics | 
| SA | Sociedad Anónima = NV, ΑΕ, AŞ (look above) | In Spanish | → Economics | 
| SA | Sturmabteilung | In German | → Military affairs → History | 
| SA | Space Accounting | In English | → Accounting | 
| SA | Student Association | In English | → Associations → Higher education, universities | 
| SA | Syndrome d'Asperger | In French | → Neurology | 
| SA&I | Systems Analysis and Integration | In English | |
| SAA | Single Access Antenna | In English | |
| SAA | Severe Aplastic Anemia | In English | → Pathology → Blood and circulatory system | 
| SAA | South Atlantic Anomaly | In English | → Meteorology, climatology | 
| SAA | Stochastic Analysis and Applications | In English | → Serial publications, periodicals → Mathematics | 
| SAA | Semantic Audio Analysis | In English | → Computer-based techniques → Linguistics | 
| SAAB | Svenska Aeroplan Aktie Bolaget | In Swedish | → Automobile manufacturing → Aeronautics, aircraft → Sweden | 
| SAAC | Secrétaire Administratif d'Administration Centrale | In French | → Central administration | 
| SAAF | Societatea de Administrare Active Feroviare | In Romanian | → Transport and postal services | 
| SAAG | South Asia Analysis Group | In English | → Area studies | 
| SAALC | San Antonio Air Logistics Center | In English | → Maintenance and logistics → Aeronautics, aircraft | 
| SAALG | South Asia Archive & Library Group | In English | → Libraries → Area studies | 
| SAAM | Surface-Air Anti-Missile | In English | → Military engineering | 
| SAAM | Système d'Auto-défense Anti-Missiles | In French | → Military engineering | 
| SAANZ | Sociological Association of Aotearoa/New Zealand | In English | → Associations → Sociology | 
| SAAOC | South African Astronomical Observatory Circular | In English | → Serial publications, periodicals → Astronomy → Africa | 
| SAAOR | South African Astronomical Observatory, Republic of South Africa | In English | → Serial publications, periodicals → Astronomy → Africa | 
| SAAQ | Société de l'Assurance Automobile du Québec | In French | → Insurance → Automobile manufacturing → Transport and postal services → Canada | 
| SAARC | South Asian Association for Regional Co-operation | In English | → Associations → International relations | 
| SAARC | South Asian Association for Regional Cooperation (www.saarc-sec.org) | In English | → Organizations and associations → International relations | 
| SaaS | Software as a Service | In English | → Software → Networks, communication | 
| SAAS | Shuttle Aerospace Actuator Simulator | In English | → Aeronautics, aircraft → Astronautics | 
| SAB | Schul- und Ausbildungsberatung | In German | → Education | 
| SAB | Scientific Advisory Board | In English | → Mathematics and natural sciences | 
| SAB | Spontaneous Abortion | In English | → Obstetrics → Reproductive biology | 
| SAB | Satellite Assembly Building | In English | → Astronautics | 
| SAB | Shuttle Assembly Building | In English | → Astronautics | 
| SAB | Source Approval Bulletin | In English | |
| SAB | Spacecraft Assembly Building | In English | → Astronautics | 
| SAB | Storage and Assembly Building | In English | → Mechanical engineering | 
| SAB | Sint Anna Boys | In Dutch | → Organizations and associations → Sport, physical exercises | 
| SAB | Shams Al Bawadi | In Arabic | |
| SABCA | Société Anonyme Belge de Constructions Aéronautiques | In French | → Aeronautics, aircraft → Belgium | 
| SABENA | Société Anonyme Belge d'Exploitation de la Navigation Aérienne | In French | → Aeronautics, aircraft → Transport and postal services → Belgium | 
| SABINE | Services d'Accès à la Base d'INformations Élaborées | In French | → Data → Personnel management | 
| SABIR | Space-Based Interceptor | In English | → Military engineering → Astronautics | 
| SABRE | Semi-Automatic Business Research Environment | In English | → Software → Transport and postal services → Tourism | 
| SABS | South African Bureau of Standards (www.sabs.co.za) | In English | → Standardization → Africa | 
| SABS | Sisters Of Adoration of The Blessed Sacrament | In English | → Roman catholic church | 
| SABS | Shared-Aperture Boresight Sensor | In English | |
| SAC | South Asia Council | In English | → Organizations and associations → International relations | 
| SAC | Standardization Administration of China | In English | → Central administration → Standardization → China | 
| SAC | Sequencing and Application Controller | In English | |
| SAC | Space Applications Corporation | In English | → Astronautics | 
| SAC | Strategic Air Command | In English | → 358 | 
| SAC | Support Action Center | In English | |
| SAC | Spoor ATO Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises | 
| SAC | Sound Absorption Coefficient | In English | → Acoustical engineering | 
| SAC | Système d'Aide au Commandement | In French | → Software → Military affairs | 
| SAC4 | Self-Aligned Controlled Collapse Chip Connect | In English | → Electronics | 
| SACAP | South Asia Cooperative Acquisitions Program | In English | → International relations |