

| Acronym | Sense | Language | Topics | 
|---|---|---|---|
| SESMAT | Santé Et Satisfaction des Médecins Au Travail | In French | → Labour, labour economics → Medicine | 
| SESSAD | Service d’Éducation Spéciale et de Soins À Domicile | In French | → Education → Medicine | 
| SESSI | Service des Études et des Statistiques Industrielles | In French | → Central administration → Statistics → Industry, industrial policy | 
| SEST | Santé-Environnement et Santé-Travail | In French | → Research policy → Medicine → Labour, labour economics | 
| SET | Système Électrique Transport | In French | → Electrical engineering | 
| SETC | Société d'Exploitation du Tourisme Caribéen | In French | → Tourism | 
| 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 | 
| SETC | Système Européen de Transfert de Crédits | In French | → Education | 
| SETE | Société d'Exploitation de la Tour Eiffel | In French | → Tourism | 
| SETHY | Société pour l'Environnement et les Travaux HYdrauliques | In French | → Environmental technology, water supply, waste management | 
| 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 | 
| SEUL | Syndicat des Employés de l'Université Laurentienne = LUSU | Laurentian University Staff Union | In English | In French | → Organizations and associations → Labour, labour economics → Higher education, universities | 
| SEVE | Services, Énergies et Espaces de Vie | In French | → Energy economics | 
| SEVN | Syndicat de l'Édition Vidéo Numérique | In French | → Organizations and associations → Computer-based techniques → Cinema, movies | 
| SEVN | Syndicat de l'Édition Vidéo Numérique (www.sevn.fr) | In French | → Organizations and associations → Cinema, movies → France | 
| SF2S | Société Française des Sciences de la Stérilisation | In French | → Organizations and associations → Public health and hygiene | 
| SFAF | Société Française des Analystes Financiers | In French | → Organizations and associations → Finance | 
| SFAI | Syndicat Français des Artistes Interprètes | In French | → Organizations and associations → Cinema, movies → France | 
| SFAIC | Société Française d'Allergologie et d'Immunologie Clinique (www.sfaic.com) | In French | → Organizations and associations → Immunology and allergy → France | 
| SFAR | Société Française d'Anesthésie et de Réanimation | In French | → Organizations and associations → Anesthesiology → France | 
| SFBMN | Société Française de Biologie et Médecine Nucléaire | In French | → Organizations and associations → Biological sciences → Medicine → France | 
| SFC | Société Française du Cancer | In French | → Organizations and associations → Oncology → France | 
| SFC | Société Française de Céramique (www.ceramique.fr) | In French | → Research institutes → 666 → France | 
| SFC | Syndrome de Fatigue Chronique | In French | → Pathology | 
| SFCI | Société Française de Construction Immobilière | In French | → Construction → France | 
| SFD | Spécifications Fonctionnelles Détaillées | In French | → Engineering, technology | 
| SFDRMG | Société Française de Documentation et de Recherche en Médecine Générale | In French | → Organizations and associations → Documentation → Medicine → France | 
| SFEN | Société Française d'Énergie Nucléaire (www.sfen.org) | In French | → Organizations and associations → Energy economics → Nuclear technology → France | 
| SFENA | Société Française d'Équipements pour la Navigation Aérienne | In French | → Electronics → Aeronautics, aircraft → France | 
| SFES | Société Française en Économie de la Santé (www.sfes.info) | In French | → Organizations and associations → Economics → Public health and hygiene → France | 
| SFES | Société Française d'Étude des Souterrains (https://www.subterranea.fr/) | In French | → Organizations and associations → Civil engineering → France | 
| SFG | Spécifications Fonctionnelles Générales | In French | → Engineering, technology | 
| SFHTA | Société Française d'Hypertension Artérielle | In French | → Organizations and associations → Blood and circulatory system → Cardiology | 
| SFI | Société Financière Internationale = IFS | Internacia Financ-Societo | In Esperanto = IFC | International Finance Corporation | In English | In French | → International relations → Finance | 
| SFIC | Syndicat Français de l'Industrie Cimentière | In French | → Organizations and associations → Civil engineering → Construction → France | 
| SFIO | Section Française de l'Internationale Ouvrière | In French | → Political parties and movements → France | 
| SFIO | Section Française de l'Internationale Ouvrière | In French | → Political parties and movements → France | 
| SFMC | Société des Forces Motrices du Châtelot | In French | → Energy economics | 
| SFMH | Sondeur Multifaisceaux Halieutique | In French | → Marine research, oceanography | 
| SFMS | Societé Francophone de Médecine Sexuelle | In French | → Organizations and associations → Sexual problems → Urology → Applied sciences, technology | 
| SFMS | Société Française de Médecine du Sport | In French | → Organizations and associations → Medicine → Sport, physical exercises → France | 
| SFNEP | Société Française de Nutrition Entérale et Parentérale | In French | → Organizations and associations → Nutrition → France | 
| SFO | Société Française d'Optique (www.sfoptique.org) | In French | → Organizations and associations → Optics → France | 
| SFO | Société Française d'Ophtalmologie (www.sfo.asso.fr) | In French | → Organizations and associations → Ophthalmology → France | 
| SFOG | Société Française d'Oncologie Gynécologique | In French | → Organizations and associations → Oncology → Gynaecology → France | 
| SFOP | Société Française d'Oncologie Pédiatrique | In French | → Organizations and associations → Oncology → Pediatry → France | 
| SFP | Service de la Formation Professionnelle | In French | → Personnel management → Education | 
| SFPC | Société Française de Pharmacie Clinique (www.adiph.org/sfpc/) | In French | → Organizations and associations → Pharmacology, toxicology → France | 
| SFPO | Société Française de Pharmacie Oncologique (https://www.sfpo.com/) | In French | → Organizations and associations → Pharmacology, toxicology → Oncology → France | 
| SFR | Société Française de Rhumatologie (www.rhumatologie.asso.fr) | In French | → Associations → Medicine → France | 
| SFR | Société Française de Radiotéléphone (www.sfr.fr) | In French | → Organizations and associations → Telecommunications → France | 
| SFR | Société Française de Radiologie (www.sfr-radiologie.asso.fr) | In French | → Organizations and associations → Medicine → France | 
| SFR | Société Française du Radiotéléphone (www.sfr.fr) | In French | → Telecommunications → France | 
| SFR | Société Française de Représentation | In French | → Engineering, technology | 
| SFR | Société Française de Réfrigération | In French | → Energy economics | 
| SFR | Société de Forgeage de Rive-de-Gier | In French | → Metallurgy | 
| SFR | Société Falaisienne de Roues | In French | → Vehicle engineering | 
| SFR | Société Française de Restauration | In French | |
| SFR | Société Française de Repoussage | In French | → Mechanical engineering | 
| SFRO | Société Française de Radiothérapie Oncologique | In French | → Organizations and associations → Oncology → France | 
| SFRS | Société Française de Restauration et de Services | In French | |
| SFS | Sûreté de Fonctionnement du Système | In French | → Engineering, technology | 
| SFT | Société Française de Terminologie (www.laterminologie.net) | In French | → Organizations and associations → Language, linguistics, literature → France | 
| SFTC | Syndicat Français des Théâtres Cinématographiques | In French | → Organizations and associations → Theatre → Cinema, movies → France | 
| SFU | Société des Fonderies d'Ussel | In French | → Metallurgy | 
| SFV | Société Française de Vexillologie | In French | → Organizations and associations → Flags, banners → France | 
| SG | Secrétariat Général | In French | |
| SG | Services Généraux | In French | |
| SGA | Secrétaire Général d'Administration | In French | → Public administration, government | 
| SGAM | Société Générale Asset Management | In French | → Finance | 
| SGAR | Secrétariat Général pour les Affaires Régionales | In French | → Regional administration | 
| SGASU | Secrétaire Général d'Administration Scolaire et Universitaire | In French | → Public administration, government → Education → Higher education, universities | 
| SGBB | Société Générale de Banques au Burkina | In French | → Banks | 
| SGBBE | Société générale de Banques au Bénin | In French | → Banks | 
| SGBC | Société générale de Banques au Cameroun | In French | → Banks | 
| SGBCI | Société générale de Banques en Côte d'Ivoire | In French | → Banks | 
| SGBD | Système de Gestion de Base de Données = DBMS | Data Base Management System | In English = SŘBD | Systém řízení báze dat | In Czech = SGBD | Sistema de Gestió de Bases de Dades | In Catalan = SMBD | Sistem Manajemen Basis Data | In Indonesian = SUBP | Sustav za upravljanje bazom podataka | In Croatian = DBKS | Datu-baseak kudeatzeko sistema | In Basque = SGBD | Sistema de gestión de base de datos | In Spanish = DBMS | Datenbankmanagementsystem | In German | In French | → Data | 
| SGBDRO | Système de Gestion de Base de Données Relationnelle et Objet | In French | → Data | 
| SGBG | Société Générale de Banques en Guinée | In French | → Banks | 
| SGBS | Société générale de Banques au Sénégal | In French | → Banks | 
| SGC | Système de Gestion de Contenu(s) = CMS | Content Management System | In English | In French | → Document processing → Knowledge management | 
| SGDG | Sans garantie du gouvernement | In French | → Industrial property | 
| SGDN | Secrétariat Général de la Défense Nationale | In French | → Military affairs | 
| SGDSN | Secrétariat Général de la Défense et de la Sécurité Nationale | In French | → Military affairs | 
| SGDT | Système de Gestion de Données Techniques | In French | → Data → Knowledge management | 
| SGE | Système de Gestion des Échanges | In French | → Software | 
| SGEN | Syndicat Général de l'Éducation Nationale | In French | → Organizations and associations → Labour, labour economics → Education | 
| SGEPES | Secrétaire Général d'Établissement Public de l'Enseignement Supérieur | In French | → Higher education, universities | 
| SGMC | Service Général de Médecine de Contrôle | In French | → Medicine | 
| SGR | Saint-Gobain Recherche | In French | → Materials science | 
| SGT | Syndrome Gilles de la Tourette | In French | → Neurology | 
| SGTIF | Syndicat Général des Travailleurs de l'Industrie du Film (http://sgtif.fnsac-cgt.com) | In French | → Organizations and associations → Labour, labour economics → Cinema, movies | 
| SGX | Service Général des Rayons X | In French | → Nuclear, atomic, and molecular physics | 
| SH | Surface habitable | In French | → Accommodation | 
| SHA | Solution Hydro-Alcoolique | In French | → Pharmacology, toxicology | 
| SHC | Société Historique du Canada = CHA | Canadian Historical Association | In English | In French | → Organizations and associations → History → Canada | 
| SHEM | Société Hydroélectrique du Midi | In French | → Energy economics → Electrical engineering | 
| SHEMA | Société Hydraulique d'Études et de Missions d'Assistance | In French | → Energy economics | 
| SHOB | Surface Hors Oeuvre Brute | In French | → Accommodation | 
| SHON | Surface Hors Oeuvre Nette | In French | → Accommodation | 
| SHS | Sciences Humaines et Sociales | In French | → Social sciences | 
| SHU | Syndrome Hémolytique et Urémique = HUS | Hemolytic Uremic Syndrome | In English = SUH | Síndrome Urémico Hemolítico | In Spanish = HUS | Hämolytisch-urämisches Syndrom | In German = HUS | Hemolytisk uremisk syndrom | In Nynorsk = HUS | Hemolytisk-uremisk syndrom | In Norwegian = ХУС | Хемолитички уремијски синдром | In Serbian = HÜS | Hemolitik üremik sendrom | In Turkish | In French | → Blood and circulatory system → Pathology | 
| SHUa | Syndrome Hémolytique Urémique atypique | In French | → Pathology | 
| SI | Soins Intensifs | In French | → Traumatology | 
| SI | Système International | In French | → Standardization | 
| SI | Système d'Information = ИС | Информационная система | In Russian = SI | Sistema d'Informació | In Catalan = IS | Informační systém | In Czech = IS | Information System | In English = SI | Sistem Informasi | In Indonesian = IS | Informačný systém | In Slovak = IS | Informacijski sistem | In Slovenian | In French | → Software | 
| SI | Service Immobilier | In French | |
| SI | Service Informatique | In French | → Computer science | 
| SIA | Société suisse des Ingénieurs et des Architectes (www.sia.ch) = SIA | Schweizerischer Ingenieur- und Architekten-Verein | In German | In French | → Organizations and associations → Engineering, technology → Architecture → Switzerland | 
| SIA | Société des Ingénieurs de l'Automobile | In French | → Organizations and associations → Automobile manufacturing | 
| SIA | Salon International de l'Agriculture | In French | → Agricultural sciences | 
| SIA | Société d'Investissement en Autriche | In French | → Finance | 
| SIA | Solidarité Internationale Antifasciste | In French | → Political parties and movements | 
| SIA | Service d'Information Aéronautique | In French | → Documentation → Transport by air → Aeronautics, aircraft | 
| SIAE | Structure d'Insertion par l'Activité Économique | In French | → Social welfare → Economics | 
| SIAM | Solution Intégrée des Activités de Marchés | In French | |
| SIARV | Syndicat Intercommunal pour l'Assainissement de la Région de Villeneuve-Saint-Georges | In French | → Environmental technology, water supply, waste management | 
| SIBLING | Small Integrin Binding Ligand N-linked Glycoprotein | In French | → Proteins | 
| SIC | Système d'Information Commerciale | In French | → Software → Trade | 
| SIC | Système d'Information et de Commandement | In French | → Military affairs → Military engineering | 
| SICA | Société d'Intérêt Collectif Agricole | In French | → Organizations and associations → Agricultural sciences | 
| SICA | Système d'Information et de Commandement des Armées | In French | → Software → Military affairs | 
| SICAE | Syndicat d'Intérêt Collectif Agricole Électricité | In French | → Organizations and associations → Agricultural sciences → Electrical engineering | 
| SICAE | Société d'Intérêt Collectif Agricole d'Électricité | In French | → Organizations and associations → Electrical engineering → Agricultural sciences | 
| SICAHR | Société coopérative d'Intérêt Collectif Agricole d'Habitat Rural | In French | → Organizations and associations → Accommodation → Agricultural sciences | 
| SICAP | Société Coopérative d’Intérêt Collectif Agricole de la Région de Pithiviers (www.sicap-pithiviers.net) | In French | → Organizations and associations → Electrical engineering → Agricultural sciences | 
| SICAV | Société d'Investissement à CApital Variable | In French | → Finance | 
| SICCAM | Salon International des Centres de Contacts et d'Appels au Maroc | In French | → Telecommunications → Morocco | 
| SICF | Système d'Information pour le Commandement des Forces | In French | → Software → Military affairs | 
| SICFD | Système d'Information Client Fournisseur du Distributeur | In French | → Software → Energy economics | 
| 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 | 
| SICOP | Service d'Information et de Communication de la Police Nationale | In French | → Police → Central administration | 
| SICR | Syndicat de l'Importation et du Commerce de la Réunion | In French | → Organizations and associations → Trade | 
| SICT | Syndicat des Ingénieurs, Cadres, Techniciens | In French | → Organizations and associations → Labour, labour economics | 
| SICTAM | Syndicat des Ingénieurs, Cadres, Techniciens et Agents de Maîtrise | In French | → Organizations and associations → Labour, labour economics | 
| SICTOM | Syndicat Intercommunal de Collecte et Traitement des Ordures Ménagères | In French | → Environmental protection → Environmental technology, water supply, waste management → France | 
| SID | Système d'Information Documentaire | In French | → Knowledge management → Documentation | 
| SIDA | Syndrome d'Immuno-Déficience Acquise = AIDS | Acquired Immune Deficiency Syndrome | In English = VIGS | Verworwe Immuniteitsgebreksindroom | In Afrikaans = SIDA | Síndrome de Inmuno-Deficiencia Adquirida | In Occitan = SIDA | Sindromo di Imuno-Defekteso Aquirita | In Ido = AIDS | Akirita Imuno-Deficita Simptomaro | In Esperanto = SIDA | Sindrome d'inmunodefizienzia aquirita | In Aragonese = СПИН | Синдром на придобитата имунна недостатъчност | In Bulgarian = QİÇS | Qazanılmış İmmun Çatışmazlığı Sindromu | In Azerbaijani = SIDA | Síndrome d'Immunodeficiència Adquirida | In Catalan = HIES | Hartutako Immuno Eskasiaren Sindromea | In Basque = SIDA | Síndrome de Inmunodeficiencia Adquirida | In Spanish = SEIF | Siondróm Easpa Imdhíonachta Faighte | In Irish = AIDS | Annlochd Inneamh Dìon-Slàinte | In Scottish Gaelic = ՁԻԱՀ | Ձեռքբերովի Իմունային Անբավարվածության Համախտանիշ | In Armenian = SCDI | Syndromis Comparatis Defectu Immunitatis | In Latin = 에이즈 | 후천성 면역 결핍 증후군 | In Korean = შიდსი | შეძენილი იმუნური დეფიციტის სინდრომი | In Georgian = СИДА | Синдромот на стекнат имунолошки дефицит | In Macedonian = СИДА | синдром стеченог имунолошког дефицита | In Serbian = AIDS | Akvirírani imúnski deficítni sindróm | In Slovenian = СПИД | Синдром приобретённого иммунного дефицита | In Russian = SIDA | Sindromul Imunodeficienţei Autodobândite | In Romanian = UHCW | Unquy hark'aypa chaskisqa waqlliynin | In Quechua = SIDA | Síndrome da imunodeficiência adquirida | In Portuguese = AIDS | Hội chứng Suy giảm Miễn dịch Mắc phải | In Vietnamese = СНІД | Cиндром набутого імунодефіциту | In Ukrainian = AIDS | Alınğan İmmun Defisit Síndromı | In Tatar = UKIMWI | Upungufu wa Kinga Mwilini | In Swahili | In French | → Immunology and allergy → Infectious diseases | 
| SIE | Système d'Information Environnementale | In French | → Software → Knowledge management → Environmental protection → Threats to the environment | 
| SIE | Système d'Information sur l'Eau | In French | → Knowledge management → Hydrology → 627 → Environmental technology, water supply, waste management | 
| SIE | Stage d'Insertion en Entreprise | In French | → Labour, labour economics | 
| SIECLE | Serveur Intranet des Enquêtes CLientèle EDF-GDF | In French | → Software → Trade → Energy economics | 
| SIEM | Système d'Information Emploi et Mobilité | In French | → Personnel management | 
| SIER | Service Interdépartemental d'Exploitation Routière | In French | → Public administration, government → Transport and postal services | 
| SIERP | Syndicat Intercommunal d'Électricité pour la Région de Pithiviers | In French | → Organizations and associations → Electrical engineering | 
| SIF | Service Information Famille | In French | |
| SIF | Service Informatique Fédéral | In French | → Computer science → Central administration | 
| SIFAO | Salon Inversé de la Filière Automobile de l'Ouest | In French | → Automobile manufacturing | 
| SIFC | Service de l'Instruction des Forces Canadiennes | In French | → Education → Military affairs → Canada | 
| SIFCOM | Structures des Interfaces et Fonctionnalité des Couches Minces | In French | → Physics | 
| SIFF | Syndicat des Industries Françaises du Fibres-ciment (www.fibres-ciment.fr) | In French | → Organizations and associations → Civil engineering → Construction → France | 
| SIG | Système d'Information Géographique = GIS | Geographic(al) Information System | In English = SIG | Sistema Informativo Geografico | In Italian = SIG | Sistema de Información Geográfica | In Spanish = SIG | Sistema d'informació geogràfica | In Catalan = GIS | Geografický Informační Systém | In Czech = ГИС | Географска информационна система | In Bulgarian = ΓΣΠ | Γεωγραφικά Συστήματα Πληροφοριών | In Greek = GIS | Geographisches Informationssystem | In German = GIS | Geoinformationssystem | In German = GIS | Geoinfosüsteem | In Estonian = GIS | Geografski informacijski sustav | In Croatian = ממ"ג | מערכת מידע גאוגרפית | In Hebrew = GIS | Geografinė informacinė sistema | In Lithuanian = SIG | Sistem Informasi Geografis | In Indonesian = GIS | Geografisch Informatiesysteem | In Dutch = GIS | Geografiske informasjonssystem | In Nynorsk = GIS | Geografiske informasjonssystemer | In Norwegian = SIG | Sistema de informação geográfica | In Portuguese = ГИС | Географическая Информационная Система | In Russian = GIS | Geografski informacijski sistem | In Slovenian = GIS | Geografiskt InformationsSystem | In Swedish = ГІС | Геоінформаційна система | In Ukrainian | In French | → Software → Databases → Knowledge management → Geography | 
| SIG | Service d'Information du Gouvernement | In French | → Knowledge management → Central administration | 
| SIG | Solde Intermédiaire de Gestion | In French | → Accounting | 
| SIGB | Système Intégré de Gestion de Bibliothèque = ILS | Integrated Library System | In English = АБИС | Автоматизированные библиотечные информационные системы | In Russian | In French | → Knowledge management → Libraries → Software | 
| SIIC | Société d'Investissement immobilier Cotée | In French | → Finance | 
| SIIF | Société Internationale d'Investissements Financiers | In French | → Finance | 
| SIL | Solidarité Internationale Libertaire = ILS | International Libertarian Solidarity | In English | In French | → Organizations and associations → Anarchist organizations | 
| SILEC | Société Industrielle de Liaison Électrique | In French | → Electrical engineering | 
| SILL | Socle Interministériel de Logiciels Libres | In French | → Central administration → Software → France | 
| SIMAC | SIMulateur d'Agitation Côtière | In French | → Marine research, oceanography | 
| SIMAP | Service des Industries Manufacturières et des Activité Postales | In French | → Organizations and associations → Industry, industrial policy → Postal services | 
| SIMAP | Système d'Information pour les Marchés Publics | In French | → Knowledge management → Public administration, government | 
| SIMCA | Société Industrielle de Mécanique et Carrosserie Automobile | In French | → Mechanical engineering → Automobile manufacturing | 
| SINE | Système d'Information sur les Nouvelles Entreprises | In French | → Statistics → Economics | 
| SINETICS | SImulation NEutronique, Technique de l'Information et Calcul Scientifique | In French | → Nuclear technology | 
| SIOC | Système d'Information Opérationnel et de Commandement | In French | → Software → Military affairs | 
| SIOP | Société Internationale d'Oncologie Pédiatrique | In French | → Organizations and associations → Oncology → Pediatry | 
| 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 | 
| SIR | Système d'Information Régimentaire | In French | → Software → Military affairs | 
| SIRA | Système d'Informations pour la Recherche en Accidentologie | In French | → Data → Accidents, risks, safety → Transport and postal services | 
| SIRENE | Système Informatique pour le Répertoire des ENtreprises et Établissements | In French | → Computer-based techniques → Economics | 
| SIRET | Système d'Identification du Répertoire des ÉTablissements | In French | → Economics → Statistics | 
| SIRET | Service Informatique pour le Répertoire des ÉTablissements | In French | → France | 
| SIRH | Systèmes d'Information Ressources Humaines | In French | → Personnel management → Labour, labour economics | 
| 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 | 
| SIRS | Système d'Information à Référence Spatiale | In French | → Software → Geography | 
| SIT | Système d'Information Trafic | In French | → Transport and postal services | 
| SIT | Système d'Information sur le Territoire = SIT | Sistema Informativo Territoriale | In Italian = SIT | System Informacji o Terenie | In Polish | In French | → Software → Regional planning → Geography | 
| SIT | Système Interbancaire de Télécompensation | In French | → Banks | 
| SITEF | Salon International pour les Technologies et les Énergies du Futur | In French | → Congresses → Energy economics | 
| SITEL | Systèmes d'Information Terminaux Élémentaires | In French | → Software | 
| SITI | Système Intelligent pour le Transport Intermodal urbain de voyageurs | In French | → Transport and postal services | 
| SITS | Syndicat général des Industries de matériels et procédés pour les Traitements de Surfaces | In French | → Organizations and associations → Materials science | 
| SIU | Société Internationale d'Urologie | In French | → Organizations and associations → Urology | 
| SJF | Solidarité Jeunesse Francophone | In French | → Organizations and associations | 
| SLAM | Syndicat national de la Librairie Ancienne et Moderne (www.slam-livre.fr) | In French | → Organizations and associations → Graphic industries, printing, publishing → Trade → France | 
| SLEE | Société Lorraine d'Entreprises Électriques | In French | → Electrical engineering | 
| SLF | Syndicat de la Librairie Française (www.syndicat-librairie.fr) | In French | → Organizations and associations → Graphic industries, printing, publishing → France | 
| SLIM | Société Les Imprimeries Modernes | In French | → Graphic industries, printing, publishing | 
| SLTC | Société Lyonnaise de Transports en Commun | In French | → Transport and postal services → France | 
| SMA | Service Militaire Adapté | In French | → Military affairs | 
| SMC | Société Marseillaise de Crédit (https://www.smc.fr) | In French | → Organizations and associations → Banks → France | 
| sMCJ | Maladie de Creutzfeldt-Jakob sporadique | In French | → Neurology | 
| SMCO | Syndicat Mixte de la Côte d'Opale (www.sm-cote-opale.fr) | In French | → Organizations and associations → France | 
| SMDD | Sommet Mondial sur le Développement Durable = CMDS | Cumbre Mundial sobre el Desarrollo Sostenible | In Spanish = WSSD | World Summit on Sustainable Development | In English = CMDS | Cúpula Mundial de Desenvolvimento Sustentável | In Portuguese | In French | → International relations → Environmental protection | 
| SME | Système de Management Environnemental | In French | → Environmental protection |