| Acronym |
Sense |
Language |
Topics |
| SEC |
Securities and Exchange Commission |
In English |
→ Telecommunications |
| SEC |
Sigma Energy Consulting |
In English |
→ Energy economics
→ Consulting |
| SÉCAM |
Séquentiel Couleur à Mémoire |
In French |
→ Telecommunications |
| SECOQC |
Secure Communication based on Quantum Cryptography |
In English |
→ Telecommunications
→ Quantum mechanics |
| SEDPA |
Syndicat des Entreprises de Distribution de Programmes Audiovisuels |
In French |
→ Organizations and associations
→ Cinema, movies
→ Telecommunications |
| SEGUR |
(Intégration de la) Sécurité routière dans la Gestion Urbaine |
In French |
→ Transport and postal services
→ Regional planning |
| SEMA |
Search Engine Marketing Association |
In French |
→ Associations
→ Internet
→ 659 |
| SENSE |
Security-enhanced Near Field Communication Systems |
In English |
→ Telecommunications |
| SEO |
Search Engine Optimization |
In English |
→ Internet
→ 659 |
| SER |
Sociedad Española de Radiodifusión |
In Spanish |
→ Organizations and associations
→ Telecommunications
→ Spain |
| SERNAM |
SERvice NAtional de Messageries |
In French |
→ Transport and postal services |
| SESAR |
Single European Sky Air Traffic Management Research |
In English |
→ Transport and postal services |
| SET |
Secure Electronic Transaction |
In English |
→ Networks, communication
→ Telecommunications |
| SETC |
State Express Transport Corporation |
In English |
→ Transport and postal services |
| SETC |
Société d'Exploitation des Transports Chazot |
In French |
→ Transport and postal services |
| SETC |
Société d'Électronique et de Télécommunication du Centre |
In French |
→ Electronics
→ Telecommunications |
| SETPOS |
Secure European Truck Parking Operational Services |
In English |
→ Road transport
→ Europe |
| SETRA |
Service d'Études Techniques des Routes et Autoroutes |
In French |
→ Civil engineering and land transport
→ Transport and postal services |
| SETRAL |
SErvice des TRAnsports Lourds |
In French |
→ Transport and postal services |
| SEV |
Schweizerische Eisenbahn- und Verkehrspersonal-Verband (www.sev-online.ch) |
In German |
→ Organizations and associations
→ Automobile manufacturing
→ Rail transport engineering
→ Transport and postal services
→ Switzerland |
| SF |
Signaling Frequency |
In English |
→ Telecommunications |
| SFR |
Société Française de Radiotéléphone (www.sfr.fr) |
In French |
→ Organizations and associations
→ Telecommunications
→ France |
| SFR |
Société Française du Radiotéléphone (www.sfr.fr) |
In French |
→ Telecommunications
→ France |
| SGLS |
Space-Ground Link Station |
In English |
→ Astronautics
→ Telecommunications |
| SGLS |
Space-Ground Link System |
In English |
→ Astronautics
→ Telecommunications |
| SGSN |
Serving GPRS Support Node |
In English |
→ Telecommunications |
| SHARP |
Society for the History of Authorship, Reading, and Publishing |
In English |
→ Organizations and associations
→ Artistic property
→ Graphic industries, printing, publishing
→ History |
| SHIVA |
Simulated Highways for Intelligent Vehicle Algorithms |
In English |
→ Computer simulation
→ Algorithms
→ Transport and postal services |
| SIA |
Service d'Information Aéronautique |
In French |
→ Documentation
→ Transport by air
→ Aeronautics, aircraft |
| SICCAM |
Salon International des Centres de Contacts et d'Appels au Maroc |
In French |
→ Telecommunications
→ Morocco |
| SICOGIF |
Syndicat national des Industries de la COmmunication Graphique et de l'Imprimerie Françaises |
In French |
→ Organizations and associations
→ Graphic industries, printing, publishing
→ Graphic arts
→ France |
| SID |
Standard Instrument Departure |
In English |
→ Transport by air
→ Aeronautics, aircraft |
| SIER |
Service Interdépartemental d'Exploitation Routière |
In French |
→ Public administration, government
→ Transport and postal services |
| SIFC |
Southern Interior Flight Centre |
In English |
→ Transport and postal services |
| SIG |
Solde Intermédiaire de Gestion |
In French |
→ Accounting |
| SigPr |
Signal Processing |
In English |
→ Serial publications, periodicals
→ Electronics
→ Telecommunications |
| SIM |
Subscriber Identity Module |
In English |
→ Telecommunications |
| SIMAP |
Service des Industries Manufacturières et des Activité Postales |
In French |
→ Organizations and associations
→ Industry, industrial policy
→ Postal services |
| SIP |
Session Initiation Protocol |
In English |
→ Networks, communication
→ Telecommunications |
| SIPPEREC |
Syndicat Intercommunal de la Périphérie de Paris pour l'Électricité et les RÉseaux de Communication |
In French |
→ Municipal administration
→ Electrical engineering
→ Networks, communication
→ Telecommunications
→ France |
| SIRA |
Système d'Informations pour la Recherche en Accidentologie |
In French |
→ Data
→ Accidents, risks, safety
→ Transport and postal services |
| SIRIUS |
Système d'Information pour un Réseau Intelligible aux Usagers |
In French |
→ Transport and postal services |
| SIROCCO |
SIgnal, RObotique, Communication, Contrôle et Optimisation |
In French |
→ Electronics
→ Telecommunications |
| SISTM |
Simulation of Strategies for Traffic on Motorways |
In English |
→ Computer simulation
→ Transport and postal services |
| SIT |
Système d'Information Trafic |
In French |
→ Transport and postal services |
| SITA |
Societatea Internaţională de Telecomunicaţii Aeronautice |
In Romanian |
→ Organizations and associations
→ Telecommunications
→ Aeronautics, aircraft |
| SITI |
Système Intelligent pour le Transport Intermodal urbain de voyageurs |
In French |
→ Transport and postal services |
| SLAM |
Syndicat national de la Librairie Ancienne et Moderne (www.slam-livre.fr) |
In French |
→ Organizations and associations
→ Graphic industries, printing, publishing
→ Trade
→ France |
| SLF |
Syndicat de la Librairie Française (www.syndicat-librairie.fr) |
In French |
→ Organizations and associations
→ Graphic industries, printing, publishing
→ France |
| SLFC |
Selectable Low-Frequency Clock |
In English |
→ Telecommunications |
| SLFCS |
Survivable Low-Frequency Communications System |
In English |
→ Telecommunications |
| SLIM |
Société Les Imprimeries Modernes |
In French |
→ Graphic industries, printing, publishing |
| SLSDC |
Saint Lawrence Seaway Development Corporation (www.seaway.dot.gov) |
In English |
→ Transport and postal services |
| SLTC |
Société Lyonnaise de Transports en Commun |
In French |
→ Transport and postal services
→ France |
| SMF |
Societatea de Servicii de Management Feroviar |
In Romanian |
→ Transport and postal services |
| SMN |
Société Morbihannaise de Navigation |
In French |
→ Transport and postal services |
| SMO |
Social Media Optimization |
In English |
→ Advertising |
| SMPTE |
Society of Motion Picture and Television Engineers (www.smpte.org) |
In English |
→ Organizations and associations
→ Cinema, movies
→ Telecommunications |
| SMS |
Short Message Service |
In English |
→ Telecommunications |
| SMSC |
Short Message Service Center |
In English |
→ Telecommunications |
| SMSI |
Sommet Mondial sur la Société de l'Information |
In French |
→ Telecommunications |
| SMT |
Selective Message Transaction |
In English |
→ Telecommunications |
| SMU |
Speaker/Microphone Unit |
In English |
→ Telecommunications |
| SNCB |
Société Nationale des Chemins de fer Belges (www.b-rail.be)
= NMBS | Nationale Maatschappij der Belgische Spoorwegen | In Dutch
|
In French |
→ Rail transport engineering
→ Transport and postal services
→ Belgium |
| SNCD |
Syndicat National de la Communication Directe |
In French |
→ Organizations and associations
→ 659 |
| SNCF |
Société Nationale des Chemins de fer Français (www.sncf.com) |
In French |
→ Transport and postal services
→ France |
| SNCFR |
Societatea Naţională a Căilor Ferate Române |
In Romanian |
→ Transport and postal services |
| SNCFT |
Société Nationale des Chemins de Fer Tunisiens (www.sncft.com.tn) |
In French |
→ Transport and postal services
→ Tunisia |
| SND |
Signal Network Distributor |
In English |
→ Telecommunications |
| SNML |
Salzburg NewMediaLab (www.newmedialab.at) |
In English |
→ Computer science
→ Telecommunications
→ Austria |
| SNPTV |
Syndicat National de la Publicité Télévisée |
In French |
→ Organizations and associations
→ Telecommunications
→ 659 |
| SNR |
Societatea Naţională de Radiocomunicaţii |
In Romanian |
→ Telecommunications |
| SNRT |
Société Nationale de Radiodiffusion et de Télévision |
In French |
→ Telecommunications |
| SNT |
Societatea Naţională de Telecomunicaţii |
In Romanian |
→ Telecommunications |
| SNTPCT |
Syndicat National des Techniciens et Travailleurs de la Production Cinématographique et de la Télévision (www.sntpct.fr) |
In French |
→ Organizations and associations
→ Labour, labour economics
→ Cinema, movies
→ Telecommunications
→ France |
| SNUG |
Select Noble Users Group |
In English |
→ Telecommunications |
| SOARA |
South Orange Amateur Radio Association |
In English |
→ Organizations and associations
→ Telecommunications |
| SOCRATE |
Système Offrant à la Clientèle la Réservation d'Affaires et de Tourisme en Europe |
In French |
→ Software
→ Transport and postal services
→ Tourism |
| SODETREL |
Société pour le Développement des Transports Électriques |
In French |
→ Electrical engineering
→ Vehicle engineering
→ Transport and postal services |
| SODIT |
SOciété Développement Innovation dans les Transports |
In French |
→ Transport and postal services |
| SOGT |
Senior Officials Group on Telecommunications |
In English |
→ Telecommunications |
| SONE |
Synchronous Optical Network |
In Dutch |
→ Networks, communication
→ Telecommunications |
| SONET |
Synchronous Optical Networking |
In English |
→ Telecommunications |
| SPA |
SBand Power Amplifier |
In English |
→ Telecommunications |
| SPA |
Signal Processor Assembly |
In English |
→ Computer hardware
→ Electronics
→ Telecommunications |
| SPAN |
Services and Protocols for Advanced Networks |
In English |
→ Networks, communication
→ Telecommunications |
| SPARC |
San Gorgonio Pass Amateur Radio Club |
In English |
→ Organizations and associations
→ Telecommunications |
| SpCoB |
Space Communication Broadcasting |
In English |
→ Serial publications, periodicals
→ Telecommunications |
| SpCom |
Space Communications |
In English |
→ Serial publications, periodicals
→ Telecommunications |
| SPDIF |
Sony-Philips Data Interchange Format |
In English |
→ Networks, communication
→ Telecommunications |
| SPECT |
Syndicat des Producteurs et Créateurs d'Émissions de Télévision |
In French |
→ Organizations and associations
→ Telecommunications
→ Cinema, movies |
| SPMT |
Syndicat Professionnel des Médias de Télécommunications |
In French |
→ Organizations and associations
→ Newspapers, journalism
→ Telecommunications |
| SPOM |
Self Programmable One-chip Microcomputer |
In English |
→ Computer hardware
→ Electronics
→ Telecommunications |
| SPOTI |
Service des Programmes d'Observation, de Télécommunications et d'Information |
In French |
→ Military engineering
→ Telecommunications |
| SPP |
Signal Preprocessor |
In English |
→ Electronics
→ Telecommunications |
| SPS |
Signalling Protocols & Switching |
In English |
→ Telecommunications |
| SPT |
Strathclyde Partnership for Transport (www.spt.co.uk) |
In English |
→ Organizations and associations
→ Transport and postal services
→ United Kingdom |
| SPT |
Service des Postes et Télécommunications (www.spt.pf) |
In French |
→ Telecommunications
→ Transport and postal services |
| SPT |
Société des Postes du Togo |
In French |
→ Transport and postal services |
| SPT |
Simplifying Passenger Travel (www.spt.aero) |
In English |
→ Transport and postal services |
| SPV |
Spatial Performance Visualization |
In English |
→ Telecommunications |
| SQ |
Singapore Airlines (https://www.singaporeair.com) |
In English |
→ Transport by air |
| SR |
Sveriges Radio (www.sr.se) |
In Swedish |
→ Telecommunications
→ Sweden |
| SRC |
Service Régional de Comptabilité |
In French |
→ Accounting |
| SRCTA |
Syndicat des Réalisateurs et Créateurs du Cinéma, de la Télévision et de l'Audiovisuel (www.srcta.fr) |
In French |
→ Organizations and associations
→ Cinema, movies
→ Telecommunications
→ France |
| SRD |
Secondary Received Data |
In English |
→ Data
→ Telecommunications |
| SRD |
Short Range Device
= AFP | Appareil de Faible Portée | In French
|
In English |
→ Telecommunications |
| SRI |
Syndicat des Régies Internet (www.sri-france.org) |
In French |
→ Organizations and associations
→ Advertising
→ Internet |
| SRJ |
Stockholm-Roslagens Järnvägar |
In Swedish |
→ Transport and postal services
→ Sweden |
| SRo |
Slovenský Rozhlas (www.rozhlas.sk) |
In Slovak |
→ Telecommunications
→ Slovakia |
| SRPT |
Service Régional de la Police des Transports |
In French |
→ Public administration, government
→ Transport and postal services |
| SRR |
Societatea Română de Radiodifuziune (www.srr.ro) |
In Romanian |
→ Telecommunications |
| SRRA |
Strategic Rail Research Agenda |
In English |
→ Research policy
→ Rail transport engineering
→ Transport and postal services |
| SRTS |
Secondary Request To Send |
In English |
→ Data
→ Telecommunications |
| SRWT |
Société Régionale Wallonne de Transport |
In French |
→ Transport and postal services |
| SSA |
SBand Single Access |
In English |
→ Telecommunications |
| SSBR |
Space-Based Radar |
In English |
→ Telecommunications
→ Astronautics |
| SSBW |
Spread-Spectrum Bandwidth |
In English |
→ Telecommunications |
| SSC |
Sensor Signal Conditioner |
In English |
→ Telecommunications |
| SSCC |
Serial Shipping Container Code |
In English |
→ Maintenance and logistics
→ Transport and postal services |
| SSF |
Sveriges Segelfartygsförening |
In Swedish |
→ Organizations and associations
→ Transport and postal services
→ Sweden |
| SSIM |
Standard Schedules Information Manual |
In English |
→ Standardization
→ Data
→ Transport by air
→ Tourism |
| SSR |
Spårvägssällskapet Ringlinien |
In Swedish |
→ Organizations and associations
→ Transport and postal services |
| SSS |
Svenska Spårvägssällskapet |
In Swedish |
→ Organizations and associations
→ Transport and postal services
→ Sweden |
| ST2N |
Société Nouvelle des Transports de l'Agglomération Niçoise |
In French |
→ Transport and postal services |
| STACC |
Standard Telemetry And Communications Component |
In English |
→ Astronomy
→ Astronautics
→ Telecommunications |
| STAN |
Système de Transport de l'Agglomération Nancéienne |
In French |
→ Transport and postal services
→ France |
| STAR |
Standard Terminal Arrival Route |
In English |
→ Transport by air
→ Aeronautics, aircraft |
| STB |
Surface Transportation Board (www.stb.dot.gov) |
In English |
→ Transport and postal services |
| STBC |
Société des Transports du Bassin Chellois |
In French |
→ Transport and postal services |
| STCUM |
Société de Transport de la Communauté Urbaine de Montréal |
In French |
→ Organizations and associations
→ Transport and postal services
→ Canada |
| STD |
Secondary Transmitted Data |
In English |
→ Data
→ Telecommunications |
| STG |
Sciences et Technologies de Gestion |
In French |
→ Education
→ Accounting
→ Management |
| STI |
Systèmes de Transports Intelligents |
In French |
→ Transport and postal services |
| STI |
Stanford Telecommunications, Incorporated |
In English |
→ Telecommunications |
| STI |
Système de Téléphonie Interactif |
In French |
→ Telecommunications |
| STIB |
Société des Transports Intercommunaux de Bruxelles
|
In French |
→ Organizations and associations
→ Transport and postal services
→ Belgium |
| STIC |
Sciences des Technologies de l'Information et la Communication |
In French |
→ Computer science
→ Telecommunications |
| STL |
Société de Transport de Laval |
In French |
→ Organizations and associations
→ Transport and postal services
→ Canada |
| STM |
Signal Termination Module |
In English |
→ Telecommunications |
| STM |
Société de Transport de Montréal |
In French |
→ Organizations and associations
→ Transport and postal services
→ Canada |
| STN |
Société des Transports de Normandie |
In French |
→ Transport and postal services |
| sTN |
Stichting Telecom- en internetgebruikers Nederland |
In Dutch |
→ Foundations
→ Internet
→ Telecommunications
→ Netherlands |
| STN |
London Stansted Airport (https://www.stanstedairport.com/) |
In English |
→ Transport by air
→ United Kingdom |
| STOIC |
Student Television of Imperial College |
In English |
→ Telecommunications
→ Higher education, universities |
| STOL |
Short Take Off and Landing |
In English |
→ Aeronautics, aircraft
→ Transport by air |
| STP |
Syndicat des Transports Parisiens |
In French |
→ Organizations and associations
→ Transport and postal services
→ France |
| STQ |
Speech Processing, Transmission and Quality Aspects |
In English |
→ Computer-based techniques
→ Telecommunications |
| STR |
Sveriges Television och Radiogrupp |
In Swedish |
→ Telecommunications
→ Sweden |
| STRI |
Systèmes de Télécommunications et Réseaux Informatiques |
In French |
→ Computer science
→ Telecommunications |
| STS |
Siemens Transportation Systems |
In English |
→ Vehicle engineering
→ Transport and postal services |
| STSI |
Service des Technologies et de la Société de l'Information |
In French |
→ Computer science
→ Telecommunications |
| STTA |
Sheffield Taxi Trade Association |
In English |
→ Associations
→ Transport and postal services |
| STU |
Secure Telephone Unit |
In English |
→ Telecommunications |
| STV |
Slovenská Televizia (www.stv.sk) |
In Slovak |
→ Telecommunications
→ Slovakia |
| SVI |
Serveur Vocal Interactif |
In French |
→ Telecommunications |
| SVT |
Sveriges Television (http://svt.se) |
In Swedish |
→ Telecommunications
→ Sweden |
| SVTN |
Secure Voice Telecommunications Network |
In English |
→ Telecommunications |
| SVTN |
Secure Voice Teleconference Network |
In English |
→ Telecommunications |
| SW |
Shortwave |
In English |
→ Telecommunications |
| SWF |
Südwestfunk |
In German |
→ Telecommunications
→ Entertainment |
| SWL |
Short Wave Listener |
In English |
→ Telecommunications |
| SWOB |
Salaries, Wages, Overhead, and Benefits |
In English |
→ Labour, labour economics
→ Accounting |
| SWOV |
Stichting Wetenschappelijk Onderzoek Verkeersveilgheid (www.swov.nl) |
In Dutch |
→ Foundations
→ Transport and postal services
→ Netherlands |
| SWP |
Single Wire Protocol |
In English |
→ Networks, communication
→ Telecommunications |
| SWR |
Südwestrundfunk (www.swr.de) |
In German |
→ Telecommunications
→ Entertainment
→ Germany |
| SWS |
Semantic Web School |
In English |
→ Computer-based techniques
→ Telecommunications
→ Semiotics |
| SYTRAL |
SYndicat des TRansports en commun de l'Agglomération Lyonnaise (www.sytral.fr) |
In French |
→ Organizations and associations
→ Transport and postal services
→ France |
| T&D |
Transportation and Docking |
In English |
→ Maintenance and logistics
→ Transport and postal services |
| T-FA |
Two-Factor Authentication |
In English |
→ Software
→ Telecommunications |
| TAC |
Transports Annemassiens Collectifs |
In French |
→ Transport and postal services |
| TAC |
Type Approval Code |
In English |
→ Telecommunications |
| TACAN |
Tactical Air Control and Navigation |
In English |
→ Aeronautics, aircraft
→ Transport and postal services |
| TACAN |
Tactical Air Navigation |
In English |
→ Aeronautics, aircraft
→ Transport and postal services |
| TACANS |
Tactical Air Control And Navigation System |
In English |
→ Aeronautics, aircraft
→ Transport and postal services |
| TACC |
Tactical Air Control Center |
In English |
→ Aeronautics, aircraft
→ Transport and postal services |
| TACSATCOM |
Tactical Satellite Communications |
In English |
→ Telecommunications
→ Military engineering
→ Astronautics |
| TAGA |
Technical Association of the Graphic Arts |
In English |
→ Associations
→ Graphic industries, printing, publishing
→ Graphic arts |
| TAHD |
Telephone Accessible Holographic Data |
In English |
→ Telecommunications |
| TAI |
Transports Aériens Intercontinentaux |
In French |
→ Transport and postal services |
| TARA |
Torrance Amateur Radio Association |
In English |
→ Associations
→ Telecommunications |
| TASA |
Television Audio Support Activity |
In English |
→ Telecommunications |
| TASMA |
Two Meter Area Spectrum Management Association (www.tasma.org) |
In English |
→ Associations
→ Telecommunications |
| TBC |
Trams et Bus de la CUB (Communauté Urbaine de Bordeaux) |
In French |
→ Transport and postal services |
| TC |
Telecommunications |
In English |
→ Telecommunications |
| TCC |
Telecommunications Center |
In English |
→ Telecommunications |
| TCFN |
Total Compagnie Française de Navigation |
In French |
→ Transport and postal services
→ 665
→ France |
| TCL |
Transports en Commun Lyonnais |
In French |
→ Transport and postal services
→ France |
| TCN |
Transportation Control Number |
In English |
→ Vehicle engineering
→ Transport and postal services |
| TCSP |
Transport en Commun en Site Propre |
In French |
→ Transport and postal services |
| TD&SA |
Telephone, Data, and Special Audio |
In English |
→ Telecommunications |
| TDA |
Télédiffusion d'Algérie (www.tda.dz) |
In French |
→ Telecommunications
→ Algeria |
| TDA |
Transportation Development Act |
In English |
→ Transport and postal services |
| TDAPR |
Telecommunications and Data Acquisition Progress Report |
In English |
→ Serial publications, periodicals
→ Data
→ Telecommunications |
| TDD |
Time Division Duplex |
In English |
→ Telecommunications |
| TDF |
Télédiffusion de France |
In French |
→ Telecommunications
→ France |
| TDG |
Traffic Design Group |
In English |
→ Transport and postal services |
| TDMA |
Time Division Multiple Access |
In English |
→ Telecommunications |
| TDOA |
Time Difference Of Arrival |
In English |
→ Telecommunications |
| TE |
Terminal Equipment |
In English |
→ Telecommunications |
