| Acronym | Sense | Language | Topics |
|---|---|---|---|
| RTCP | Real-Time Communications Processor | In English | → Computer hardware → Telecommunications |
| RTCP | Réseau Téléphonique Commuté Public = PSTN | Public Switched Telephone Network | In English = ТСОП | елефонная сеть общего пользования | In Russian |
In French | → Telecommunications |
| RTD | Research, Technology and Development | In English | → Research policy → Engineering, technology |
| RTD | Rêxistina Tendurustiyê ya Dinyayê = MOS | Monda Organiz(aĵ)o pri Sano | In Esperanto = WHO | World Health Organization | In English = OMS | Organisation Mondiale de la Santé | In Esperanto = OMS | Organizzazione Mondiale della Sanità | In Italian = WGO | Wêreldgesondheidsorganisasie | In Afrikaans = OMS | Organización Mundial de la Salú | In Asturian = СЗО | Световната здравна огранизация | In Bulgarian = SZO | Světová zdravotnická organizace | In Czech = OMS | Organització Mundial de la Salut | In Catalan = OMS | Organización Mundial de la Salud | In Spanish = MTO | Maailma Terviseorganisatsioon | In Estonian = MOE | Munduko Osasun Erakundea | In Basque = OMS | Organisacion mondiâla de la sandât | In Franco-Provençal = OMS | Organización Mundial da Saúde | In Galician = SZO | Svjetska zdravstvena organizacija | In Croatian = UMS | Urganizazziun mundiala da la Santaa | In Lombard = PSO | Pasaulio sveikatos organizacija | In Lithuanian = PVO | Pasaules veselības organizācija | In Latvian = ÜST | Ümumdünya Səhiyyə Təşkilatı | In Turkish |
In Kurdish | → United Nations → Medicine |
| RTE | Responsible Test Engineer | In English | → Engineering, technology |
| RTE | Réseau Technique Électricité | In French | → Electrical engineering |
| RTÉ | Radio Telefís Éireann (www.rte.ie) | In Irish | → Telecommunications → Republic of Ireland |
| RTE | Réseau de Transport d'Électricité (www.rte-france.com) | In French | → Electrical engineering |
| RTF | Return To Flight | In English | → Aeronautics, aircraft → Astronautics |
| RTFSS | Real-Time Flight Safety Software | In English | → Software → Accidents, risks, safety → Aeronautics, aircraft → Astronautics |
| RTG | Radioisotope Thermal Generator | In English | → Energy economics → Nuclear technology |
| RTG | Radioiziotopa Termoelektra Generatoro | In Esperanto | → Nuclear technology |
| RTGC | Radio-televizija Crne Gore (www.rtcg.org) = RTGC | Радио Телевизија Црне Горе | In Serbian = CAHV | Croatian Association for Heraldry and Vexillology | In English = HDZG | Hrvatsko Društvo za Zastave i Grbove | In Croatian |
In Serbian | → Telecommunications |
| RTGC | Радио Телевизија Црне Горе (www.rtcg.org) = CAHV, HDZG (look above) |
In Serbian | → Telecommunications |
| RTL | Réseau de Transport de Longueuil | In French | → Organizations and associations → Transport and postal services → Canada |
| RTLM | Radio Télévision Libre des Mille Collines | In French | → Telecommunications |
| RTLS | Return To Launch Site | In English | → Aeronautics, aircraft → Astronautics |
| RTM | Réseaux, Télécoms et Multimedia | In French | → Networks, communication → Document processing → Telecommunications |
| RTN | Réseau Téléphonique National | In French | → Telecommunications |
| RTOP | Research and Technology Objectives and Plans | In English | → Research policy → Engineering, technology |
| RTOP | Research and Technology Operating Plan | In English | → Research policy → Engineering, technology |
| RTP | Rádio e Televisão de Portugal (www.rtp.pt) | In Portuguese | → Telecommunications → Portugal |
| RTR | Rossijskoe Teleradio (www.rtr-planeta.com) | In Russian | → Telecommunications |
| RTR | Radio e Televisiun Rumantscha (www.rtr.ch) | In Romansh | → Telecommunications → Entertainment → Switzerland |
| RTS | Radio Televizija Srbije (www.rts.co.yu) = PTC | Радио-телевизија Србије | In Serbian |
In Serbian | → Telecommunications |
| RTSH | Radio Televizioni Shqiptar (www.rtsh.al) | In Albanian | → Telecommunications |
| RTT | Revista Transporturilor şi Telecomunicaţiilor | In Romanian | → Serial publications, periodicals → Telecommunications → Transport and postal services |
| RTTV | Real-Time Television | In English | → Telecommunications |
| RTVA | Ràdio i Televisió d'Andorra (https://www.andorradifusio.ad/) | In Catalan | → Telecommunications → Andorra |
| RTVE | Radio Televisión Española (www.rtve.es) | In Spanish | → Telecommunications → Entertainment → Spain |
| RTVE | Radio-Télévision Espagnole (www.rtve.es) | In French | → Telecommunications → Entertainment → Spain |
| RTVSLO | Radiotelevizija Slovenija (www.rtvslo.si) | In Slovenian | → Telecommunications |
| RU | Restaurant Universitaire | In French | → Higher education, universities → 64 |
| RUF | Rapid Urban Flexible | In English | → Vehicle engineering |
| RUIM | Removable User Identity Module | In English | → Telecommunications |
| RÚV | Ríkisútvarpið (www.ruv.is) | In Icelandic | → Telecommunications |
| RV | Recovery Vehicle | In English | → Vehicle engineering |
| RV | Reentry Vehicle | In English | → Astronautics |
| RV | Radio Vaticana (www.radiovaticana.org) | In Latin | → Telecommunications |
| RvAc | Revue d'Acoustique | In French | → Serial publications, periodicals → Acoustics → Acoustical engineering |
| RVAO | Reentry Vehicle Associated Object | In English | → Astronautics |
| RVAS | Requirements Verification and Accounting System | In English | → Accounting |
| RVCF | Remote Vehicle Checkout Facility | In English | → Vehicle engineering |
| RvPT | Review of Physics in Technology | In English | → Serial publications, periodicals → Physics → Engineering, technology |
| RVRP | Rendez-Vous Réussis avec la Presse | In French | → Public relations |
| RvRST | Revue Roumaine des Sciences Techniques - Série de Mécanique Appliquée | In French | → Serial publications, periodicals → Mechanical engineering |
| RvTS | Rivista Tecnica Selenia | In Italian | → Serial publications, periodicals → Telecommunications |
| RWE | Read/Write Electronics | In English | → Electronics |
| RWE | Rheinisch-Westfälisches Elektrizitätswerk | In German | → Electrical engineering |
| RyeGI | Rye Gene Index | In English | → Genetics → Biotechnology |
| RZGW | Regionalny Zarząd Gospodarki Wodnej | In Polish | → 626 → 627 |
| S&A | Science and Application | In English | → Mathematics and natural sciences |
| S&AD | Science and Applications Directorate | In English | → Mathematics and natural sciences |
| S&E | Science and Engineering | In English | → Mathematics and natural sciences → Engineering, technology |
| S&MST | Space and Missile System Test | In English | → Military engineering → Astronautics |
| 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 |
| S2E | Surveillance Spatiale des Épidémies | In French | → Infectious diseases |
| S3IT | Schéma Stratégique des Systèmes d'Information et des Télécommunications | In French | → Computer science → Telecommunications |
| SA | Semen Analysis | In English | → Reproductive biology |
| SA | Space Accounting | In English | → Accounting |
| SA | Syndrome d'Asperger | In French | → Neurology |
| SAA | Severe Aplastic Anemia | In English | → Pathology → Blood and circulatory system |
| SAAB | Svenska Aeroplan Aktie Bolaget | In Swedish | → Automobile manufacturing → Aeronautics, aircraft → Sweden |
| SAAF | Societatea de Administrare Active Feroviare | In Romanian | → Transport and postal services |
| SAALC | San Antonio Air Logistics Center | In English | → Maintenance and logistics → Aeronautics, aircraft |
| SAAM | Surface-Air Anti-Missile | In English | → Military engineering |
| SAAM | Système d'Auto-défense Anti-Missiles | In French | → Military engineering |
| SAAQ | Société de l'Assurance Automobile du Québec | In French | → Insurance → Automobile manufacturing → Transport and postal services → Canada |
| SAAS | Shuttle Aerospace Actuator Simulator | In English | → Aeronautics, aircraft → Astronautics |
| SAB | Spontaneous Abortion | In English | → Obstetrics → Reproductive biology |
| SAB | Satellite Assembly Building | In English | → Astronautics |
| SAB | Shuttle Assembly Building | In English | → Astronautics |
| SAB | Spacecraft Assembly Building | In English | → Astronautics |
| SAB | Storage and Assembly Building | In English | → Mechanical engineering |
| 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 |
| SABIR | Space-Based Interceptor | In English | → Military engineering → Astronautics |
| SABRE | Semi-Automatic Business Research Environment | In English | → Software → Transport and postal services → Tourism |
| SAC | Space Applications Corporation | In English | → Astronautics |
| SAC | Sound Absorption Coefficient | In English | → Acoustical engineering |
| SAC4 | Self-Aligned Controlled Collapse Chip Connect | In English | → Electronics |
| 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 |
| SAD | Shuttle Authorized Document | In English | → Astronautics |
| SAD | Spacecraft Attitude Display | In English | → Astronautics |
| 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 |
| SAE | Serious Adverse Event | In English | → Veterinary medicine |
| SAE | Society of Automotive Engineers | In English | → Organizations and associations → Vehicle engineering |
| 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 |
| SAEPP | Sophicated Aero Engine Performance Program | In English | → Aeronautics, aircraft |
| SAEST | Seminario pri Aplikado de Esperanto en Scienco kaj Tekniko | In Esperanto | → Congresses → Mathematics and natural sciences → Artificial languages (linguistics) |
| SAETR | Serveur d’Aide à l’Exploitation Temps Réel | In French | → Software → Rail transport → France |
| SAF | Spacecraft Assembly Facility | In English | → Astronautics |
| SAFAF | Société Anonyme Française des Automobiles Fiat | In French | → Mechanical engineering → Automobile manufacturing |
| SAFER | Stavanger Acute Medicine Foundation for Education and Research | In English | → Foundations → Education → Traumatology |
| SAFIRE | Service des Avions Français Instrumentés pour la Recherche en Environnement | In English | → Aeronautics, aircraft → Environmental protection → Threats to the environment → France |
| SAFT | Société des Accumulateurs Fixes et de Traction | In French | → Electrical engineering |
| SAGACE | Système Automatisé de Gestion Administrative Comptable Élaboré | In French | → Software → Accounting |
| SAGE | Schéma d'Aménagement et de Gestion des Eaux | In French | → Hydrology → 626 → 627 |
| SAGEM | Société d'Applications Générales d'Électricité et de Mécanique | In French | → Electrical engineering → Mechanical engineering → Aeronautics, aircraft → France |
| 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 |
| SAIC | Science Applications International Corporation | In English | → Engineering, technology |
| 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 |
| SAINT | Satellite Interceptor Program | In English | → Astronautics |
| 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 |
| 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 |
| SAM | Shuttle Activation Monitor | In English | → Astronautics |
| 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 | Surface-To-Air Missile | In English | → Military engineering |
| SAM | Service des Affaires Maritimes | In French | → Public administration, government → Fishing, hunting |
| SAMAFA | SAisie MAnuelle des FActures | In French | → Accounting |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| SANTIAGO | Sûreté des Assemblages Nucléaires TIers ou Alternatifs pour les Gestions d'Origine | In French | → Nuclear technology |
| SAPAR | Société Auto-Parc Agglomération Rennaise | In French | → Transport and postal services |
| 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 |
| SAPRR | Société d'Autoroute Paris-Rhin-Rhône | In French | → Transport and postal services → France |
| SAPU | Servicio de Atención PriFa de Urgencia | In Spanish | → Medicine |
| SAR | Safety Analysis Report | In English | → Accidents, risks, safety |
| SAR | Successive Approximation Register | In English | → Electronics |
| SARA | Simulateur Avancé pour la Recherche (dans le domaine de l')Automobile | In French | → Automobile manufacturing |
| SARAH | Sanierung radonbelasteter Häuser | In German | → Environmental technology, water supply, waste management → Construction |
| SAREX | Shuttle Amateur Radio Experiment | In English | → Astronautics → Telecommunications |
| SARI | Surveillance Automatisée des Routes pour l'Information des conducteurs et des gestionnaires | In French | → Transport and postal services |
| SARM | Staphylococcus Aureus Résistant à la Méticilline | In French | → Infectious diseases |
| SARP | Safety Analysis Report for Packaging | In English | → Accidents, risks, safety |
| SARP | Shuttle Astronaut Recruitment Program | In English | → Personnel management → Astronautics |
| SARS | Severe Acute Respiratory Disease = SRAS | Syndrome Respiratoire Aigu Sévère | In French |
In English | → Chest diseases → Infectious diseases |
| SARTRE | Social Attitudes to Road Traffic in Europe | In English | → Sociology → Transport and postal services |
| SAS | Solar Array Simulator | In English | → Energy economics |
| SAS | Solar Array System | In English | → Energy economics |
| SAS | Small Astronomy Satellite | In English | → Astronautics → Astronomy |
| SASA | Scottish Agricultural Science Agency (www.sasa.gov.uk) | In English | → Organizations and associations → Regional administration → Agricultural sciences → United Kingdom |
| SASAS | South African Society of Animal Science (www.sasas.co.za) | In English | → Organizations and associations → Zoology → Veterinary medicine → Africa |
| SASCB | Shuttle Avionics Software Control Board | In English | → Software → Aeronautics, aircraft → Astronautics |
| SASR | Shuttle Avionics Status Review | In English | → Aeronautics, aircraft → Astronautics |
| SASR | Shuttle Avionics System Review | In English | → Aeronautics, aircraft → Astronautics |
| SAT | Société Anonyme des Télécommunications | In French | → Telecommunications |
| SATAF | Shuttle Activation Task Force | In English | → Astronautics |
| SatCo | Satellite Communications | In English | → Serial publications, periodicals → Astronautics |
| SATCON | Satellite Connectivity Simulation | In English | → Electrical engineering → Astronautics |
| SATCP | Sol-Air de Très Courte Portée | In French | → Military engineering |
| SATERN | Salvation Army Team Emergency Radio Network | In English | → Telecommunications → Social welfare |
| SATESE | Service d'Assistance Technique aux Exploitants de Stations d'Épuration | In French | |
| SATEV | Syndicat des Agences de Presse Télévisées | In French | → Organizations and associations → Newspapers, journalism → Telecommunications |
| SATI | Société Aérienne de Transports Internationaux | In French | → Transport and postal services |
| SATO | Shuttle Attached TeleOperator | In English | → Astronautics |
| SATS | Shuttle Avionics Test Set | In English | → Aeronautics, aircraft → Astronautics |
| SATS | Shuttle Avionics Test Station | In English | → Aeronautics, aircraft → Astronautics |
| SATS | Small Applications Technology Satellite | In English | → Astronautics |
| SATSIM | Satellite Target Sensing Simulation | In English | → Astronautics |
| SAU | Surface Agricole Utile | In French | → Agricultural sciences |
| SAUR | Société d'Aménagement Urbain et Rural (www.saur.com) | In French | → Environmental technology, water supply, waste management → France |
| SAV | Schweizer Apothekerverband (www.pharmasuisse.org/de/) = SSPh | Société Suisse des Pharmaciens | In French |
In German | → Organizations and associations → Pharmacology, toxicology → Switzerland |
| SAVA | South African Veterinary Association (www.sava.co.za) | In English | → Associations → Veterinary medicine → Africa |
| SAVANT | Synchronised and scalable Audio Video content Across NeTworks | In English | → Networks, communication → Computer-based techniques → Telecommunications → Music |
| SAVM | Syndicat Autolib Vélib Métropole | In French | → Organizations and associations → Road transport → Vehicle engineering → France |
| SAVMA | Student American Veterinary Medical Association | In English | → Associations → Higher education, universities → Veterinary medicine → United States |