| QAA | Quality Assurance Agency for Higher Education | In English | → Specialized or (poly)technical colleges → Higher education, universities |
| QfB | Qualifizierungsförderung für Beschäftigte | In German | → Labour, labour economics |
| QIS | Qualität in Schulen | In German | |
| QMUL | Queen Mary University of London | In English | → Higher education, universities |
| RAAP | Red Académica Peruana | In Spanish | → Computer science → Higher education, universities → Telecommunications |
| RACC | Richmond Adult Community College (www.racc.ac.uk) | In English | |
| RACC | Reading Area Community College (www.racc.edu) | In English | |
| RAGIE | Red Avanzada Guatemalteca para la Investigación y Educación | In Spanish | → Computer science → Mathematics and natural sciences → Telecommunications |
| RAICES | Red Avanzada de Investigación, Ciencia y Educación Salvadoreña | In Spanish | → Computer science → Mathematics and natural sciences → Telecommunications |
| RAU | Red Académica Uruguaya | In Spanish | → Computer science → Higher education, universities → Telecommunications |
| RCO | Rencontres Chimiques de l’Ouest | In French | → Specialized or (poly)technical colleges → Chemistry → Chemical technology |
| REACCIUN | Red Académica de Centros de Investigación y Universidades Nacionales | In Spanish | → Computer science → Telecommunications |
| REC | Regionale Expertisecentra | In Dutch | |
| REN-ISAC | Research and Education Networking Information Sharing and Analysis Centre | In English | → Mathematics and natural sciences |
| RENATER | Réseau National de Télécommunication pour la Technologie, l'Enseignement et la Recherche | In French | → Research policy → Networks, communication → Engineering, technology |
| ReSET | Regional Seminar for Excellence in Teaching | In English | |
| RESF | Réseau Éducation Sans Frontières | In French | → Organizations and associations |
| RÉSR | Regroupement des Étudiants en Sciences des Religions | In French | → Organizations and associations → Religion, theology → Higher education, universities |
| RETL | Reeducation Through Labor | In English | → Labour, labour economics |
| REUNA | Red Universitaria Nacional | In Spanish | → Computer science → Higher education, universities → Telecommunications |
| RFO | Revue des Facultés catholiques de l'Ouest | In French | → Serial publications, periodicals → Roman catholic church → Higher education, universities |
| RGC | Rio Grande College | In English | |
| RGC | Robert Gordon's College | In English | |
| RGC | Research and Graduate College | In English | → Research policy |
| RNRE | Réseau National de Recherche et d'Éducation | In French | → Research policy → Networks, communication |
| RScEd | Research in Science Education | In English | → Serial publications, periodicals |
| RSTEd | Research in Science and Technological Education | In English | → Serial publications, periodicals |
| RTN | Research Training Network | In English | → Research policy |
| RU | Restaurant Universitaire | In French | → Higher education, universities → 64 |
| RUTMP | Réseau Universitaire Toulouse Midi-Pyrénées | In French | → Organizations and associations → Higher education, universities |
| RVC | Regionale Verwijzings Commissie | In Dutch | → Organizations and associations |
| RVC-VO | Regionale Verwijzingscommissie - Voortgezet Onderwijs | In Dutch | → Organizations and associations |
| RVE | Rendez-Vous d'Évaluation | In French | |
| RVP | Rendez-Vous Pédagogique | In French | |
| SAB | Schul- und Ausbildungsberatung | In German | |
| SAES | Société des Anglicistes de l'Enseignement Supérieur (www.saesfrance.org) | In French | → Organizations and associations → Language, linguistics, literature |
| SAFER | Stavanger Acute Medicine Foundation for Education and Research | In English | → Foundations → Traumatology |
| SAGAR | South Asia Graduate Research Journal | In English | → Serial publications, periodicals → International relations → Higher education, universities |
| SAIS | (Paul H. Nitze) School of Advanced International Studies | In English | → Higher education, universities |
| SALTA | South Asian Language Teachers Association | In English | → Associations → Language, linguistics, literature |
| SAM | School of Aerospace Medicine | In English | → Specialized or (poly)technical colleges → Medicine → Aeronautics, aircraft → 6297 |
| SASS | South Asia Studies Summer School | In English | → Area studies |
| SAÜ | Sakarya Üniversitesi | In Turkish | → Higher education, universities |
| SAVMA | Student American Veterinary Medical Association | In English | → Associations → Higher education, universities → Veterinary medicine |
| SBO | Speciale school voor basisonderwijs | In Dutch | |
| SBP | Studienkommission für bildungspsychologische Fragen | In German | → Psychology |
| Sc&Ed | Science & Education | In English | → Serial publications, periodicals → Mathematics and natural sciences |
| SCANS | Secretary's Commission on Achieving Necessary Skills | In English | |
| SCHOLAR | Scholing, arbeidsmarkt en economische ontwikkeling | In Dutch | → Labour, labour economics |
| SCUIO | Service Commun Universitaire d'Information et d'Orientation | In French | → Labour, labour economics → Higher education, universities |
| SDRT | Soutien aux Diplômes de Recherche Technologique | In French | → Specialized or (poly)technical colleges |
| SDSS | South Delta Secondary School | In English | |
| SEa | Sociology of Education Association | In English | → Associations → Sociology |
| SEAMEO | Southeast Asian Ministers of Education Organization | In English | → International relations → Central administration |
| SEAP | Southeast Asia Program | In English | → Higher education, universities → Language, linguistics, literature → Geography, biography, history |
| SEAS | School of East Asian Studies | In English | → Higher education, universities → Area studies |
| SEASREP | Southeast Asian Studies Regional Exchange Programme | In English | → Area studies |
| SeCIU | Servicio Central de Informática Universitario | In Spanish | → Computer science → Higher education, universities |
| SEFA | Service d'Exploitation de la Formation Aéronautique | In French | → Specialized or (poly)technical colleges → Aeronautics, aircraft |
| SEGPA | Section d'Enseignement Général et Professionnel Adapté | In French | → Labour, labour economics |
| SEI | Sistemul Educaţional Informatizat | In Romanian | |
| SEPRO | Société d'Exploitation des Plateformes de Recrutement et d'Orientation | In French | → Labour, labour economics |
| SERAM | Société d'Études et de Recherches de l'École Nationale Supérieure d'Arts et Métiers | In French | → Research policy → Specialized or (poly)technical colleges → Engineering, technology |
| SESAME | Session d'Épreuves Spécifiques à l'Admission au Management Européen et international | In French | → Management |
| SESRTCIC | Social, Economic and Social Research and Training Centre for Islamic Countries | In English | → Islam → Politics → Economics |
| SETC | Système Européen de Transfert de Crédits | In French | |
| 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 |
| SFU | Sigmund Freud-Universität (www.sfu.ac.at) | In German | → Higher education, universities → Medicine |
| SFU | Sigmund Freud Privatuniversität | In German | → Higher education, universities |
| SGASU | Secrétaire Général d'Administration Scolaire et Universitaire | In French | → Public administration, government |
| SGEN | Syndicat Général de l'Éducation Nationale | In French | → Organizations and associations → Labour, labour economics |
| SHAPS | School of Hawaiian, Asian and Pacific Studies | In English | → Area studies |
| SHE | Society for History Education | In English | → Organizations and associations → History |
| SIAE | Slovenian Institute for Adult Education | In English | |
| SIFC | Service de l'Instruction des Forces Canadiennes | In French | → 355 |
| SIFC | Saskatchewan Indian Federated College | In English | |
| SIM | Singapore Institute of Management | In English | → Management → Higher education, universities |
| SIPB | Student Information Processing Board | In English | → Software → Specialized or (poly)technical colleges |
| SiT | Studentsamskipnaden i Trondheim | In Norwegian | → Higher education, universities |
| SKMV | Schwyzer Kantonaler Mittelschullehrerverband | In German | → Organizations and associations |
| SMEBA | Société Mutualiste des Étudiants de Bretagne-Atlantique | In French | → Insurance |
| SMECO | Société Mutualiste des Étudiants du Centre-Ouest | In French | → Insurance |
| SMEREB | Société Mutualiste des Étudiants des Régions Bourgogne et Franche-Comté | In French | → Insurance |
| SMEREP | Société Mutualiste des Étudiants de la Région Parisienne | In French | → Insurance |
| SMERRA | Société Mutualiste des Étudiants de la Région Rhône-Alpes | In French | → Insurance |
| SMESO | Société Mutualiste des Étudiants du Sud-Ouest | In French | → Insurance |
| SMPV | Schweizerischer Musikpädagogischer Verband (www.sspm.ch) = SSPM | Société Suisse de Pédagogie Musicale | In French |
In German | → Organizations and associations → Music |
| SMU | Singapore Management University | In English | → Management → Economics → Higher education, universities |
| SMVO | Studienschwerpunkt Moderner Vorderer Orient | In German | → Higher education, universities → Area studies |
| SNAYDP | Support to the Netherlands Antilles Youth Development | In English | |
| SNCC | Student Nonviolent Coordinating Committee | In English | → Organizations and associations → Higher education, universities |
| SNESUP | Syndicat National de l'Enseignement Supérieur | In French | → Labour, labour economics |
| SO | Speciaal Onderwijs | In Dutch | |
| SOAS | School of Oriental and African Studies | In English | → Area studies |
| SOATS | Support Operation Automated Training System | In English | |
| SORC | Student Organization Resource Center | In English | → Libraries → Organizations and associations |
| SpEd | Space Education | In English | → Serial publications, periodicals → Astronomy |
| SPLEF | Société pour la Propagation des Langues Etrangères en France | In French | → Organizations and associations → Linguistics |
| SSAAPS | Swedish School of Advanced Asia-Pacific Studies | In English | → Higher education, universities → Area studies |
| SSBA | Saskatchewan School Based Administrators | In English | → Organizations and associations |
| SSIE | Société Suisse pour l'Informatique dans l'Enseignement = SVIA | Schweizerischer Verein für Informatik in der Ausbildung | In German = SSII | Società Svizzera per l'Informatica nell'Insegnamento | In Italian |
In French | → Organizations and associations → Computer science |
| SSII | Società Svizzera per l'Informatica nell'Insegnamento = SSIE, SVIA (look above) |
In Italian | → Organizations and associations → Computer science |
| SSIP | Shuttle Student Involvement Project | In English | → Specialized or (poly)technical colleges → Higher education, universities → Spaceflight engineering, astronautics |
| SSISS | Società Svizzera degli Insegnanti delle Scuole Secondarie = VSG | Verein schweizerischer Gymnasialehrerinnen und Gymnasiallehrer | In German = SSPES | Societé Suisse des Professeurs de l'Enseignement Secondaire | In French |
In Italian | → Organizations and associations → Sport, physical exercises |
| SSMS | Seven Springs Middle School | In English | |
| SSMTF | Space Station Man-Systems Training Facility | In English | → Spaceflight engineering, astronautics |
| SSPES | Societé Suisse des Professeurs de l'Enseignement Secondaire = SSISS, VSG (look above) |
In French | → Organizations and associations → Sport, physical exercises |
| SSPM | Société Suisse de Pédagogie Musicale (www.sspm.ch) = SMPV (look above) |
In French | → Organizations and associations → Music |
| STAF | Sciences et Technologies de l'Apprentissage et de la Formation | In French | |
| STAFF | Spectacle et Technique Association Francaise de Formation | In French | → Associations → Arts |
| STAPS | Sciences et Techniques des Activités Physiques et Sportives | In French | → Sport, physical exercises |
| STOIC | Student Television of Imperial College | In English | → Telecommunications → Higher education, universities |
| STPI | Sciences et Technologies pour l'Ingénieur | In French | → Engineering, technology |
| STRI | Simulation, Training and Instrumentation | In English | |
| SUAOIP | Service Universitaire d'Accueil, d'Orientation et d'Insertion Professionnelle | In French | → Labour, labour economics → Higher education, universities |
| SUAPS | Service Universitaire des Activités Physiques et Sportives | In French | → Higher education, universities → Sport, physical exercises |
| SUDOC | Système Universitaire de Documentation | In French | → Libraries → Higher education, universities |
| SUK | Someraj Universitataj Kursoj | In Esperanto | → Higher education, universities |
| SUS | Sanmarin(ec)a Universitata Sesio | In Esperanto | → Higher education, universities |
| SUS | Svjetski Univerzitetski Servis Bosne i Hercegovine | In Serbian | → Higher education, universities |
| SUS | Sanmarina Universitata Sesio | In Esperanto | → Higher education, universities |
| SVIA | Schweizerischer Verein für Informatik in der Ausbildung = SSIE, SSII (look above) |
In German | → Organizations and associations → Computer science |
| SVMS | Société Vaudoise des Maîtres Secondaires | In French | → Organizations and associations |
| SZE | Széchenyi István Egyetem | In Hungarian | → Higher education, universities |
| TAGE | Tests d'Aptitude à la Gestion des Entreprises | In French | → Management → Economics |
| TAO | Therapeuten Ausbildungsorganisation | In English | → Medicine |
| TARM | Test di Accertamento dei Requisiti Minimi | In Italian | → Higher education, universities |
| TCEM | Troisième Cycle des Études Médicales | In French | → Higher education, universities → Medicine |
| TCRS | Training and Certification Records System | In English | → Labour, labour economics |
| TD | Travaux Dirigés | In French | |
| TEAM | Test Européen d'Aptitude au Management | In French | → Management |
| TEC | Training Enterprise Council | In English | |
| TEL | Technology Enhanced Learning | In English | |
| TEL | Thèse en ligne | In French | → Libraries → Higher education, universities |
| TER | Travail d'Études et de Recherche | In French | → Research policy |
| THP | Transferstelle Hochschule-Praxis | In German | |
| TKMS | Thurgauische Konferenz der Mittelschullehrkräfte | In German | → Organizations and associations |
| TLC | Transformational Learning Community | In English | |
| TNF | Technisch-Naturwissenschaftliche Fakultät | In German | → Specialized or (poly)technical colleges |
| TOEFL | Test of English as a Foreign Language | In English | → Language, linguistics, literature |
| TOEIC | Test of English for International Communication | In English | → Language, linguistics, literature |
| TPMS | Tai Po Methodist School | In English | → Christianity |
| TPR | Training Personnel Requirement | In English | → Labour, labour economics |
| TPS | Training Planning System | In English | |
| TSSG | Trondheimstudentenes Speidergruppe | In Norwegian | → Organizations and associations → Higher education, universities |
| TUHH | Technische Universität Hamburg-Harburg | In German | → Higher education, universities |
| U3M | Université du Troisième Millénaire | In French | → Higher education, universities |
| uAEM | Universities Allied for Essential Medicines | In English | → Higher education, universities → Medicine |
| UAIC | Universitatea Alexandru Ioan Cuza (www.uaic.ro) | In Romanian | → Higher education, universities |
| UAM | University Art Museum | In English | → Museums → Higher education, universities → Arts |
| UAM | Uniwersytet im. Adama Mickiewicza (www.amu.edu.pl) | In Polish | → Higher education, universities |
| UAM | Universidad Autónoma Metropolitana (www.uam.mx) | In Spanish | → Higher education, universities |
| UAM | Universidad Autónoma de Manizales (www.autonoma.edu.co) | In Spanish | → Higher education, universities |
| UAM | Universidad Autónoma de Madrid (www.uam.es) | In Spanish | → Higher education, universities |
| UAMS | University of Antwerp Management School | In English | → Higher education, universities → Management |
| UAPV | Université d'Avignon et des Pays de Vaucluse | In French | → Higher education, universities |
| UBB | Universitatea Babes-Bolyai (www.ubbcluj.ro) | In Romanian | → Higher education, universities |
| UBE | Université Bouddhique Européenne (www.bouddhisme-universite.org) | In French | → Buddhism |
| UBE | Uluslararası Bilgisayar Enstitüsü | In Turkish | → Computer science → Higher education, universities |
| UBO | Université de Bretagne Occidentale | In French | → Higher education, universities |
| UBP | Université Blaise Pascal | In French | → Higher education, universities |
| UCBL | Université Claude Bernard Lyon | In French | → Higher education, universities |
| UCESG | Union du Corps Enseignant Secondaire Genevois | In French | → Organizations and associations |
| UCL | University College London | In English | → Higher education, universities |
| UCL | Université Catholique de Louvain | In French | → Roman catholic church → Higher education, universities |
| UCLA | University of California, Los Angeles (www.ucla.edu) | In English | → Higher education, universities |
| UCLM | Universidad de Castilla la Mancha | In Spanish | → Higher education, universities |
| UCSC | University of California at Santa Cruz | In English | → Higher education, universities |
| UCSEI | Ufficio Centrale Studenti Esteri in Italia | In Italian | → Organizations and associations → Higher education, universities |
| UCSG | Universidad Católica Santiago de Guayaquil | In Spanish | → Roman catholic church → Higher education, universities |
| UDA | Université d’Auvergne | In French | → Higher education, universities |
| UdPPC | Union des Professeurs de Physique et de Chimie | In French | → Physics → Chemistry |
| UE | Unité d'Enseignement | In French | |
| UEA | Universidade do Estado do Amazonas | In Portuguese | → Higher education, universities |
| UEA | Utah Education Association | In English | → Associations |
| UEA | University of East Anglia | In English | → Higher education, universities |
| UEF | Unité d'Enseignement et de Recherche | In French | → Research policy |
| UETP | University Enterprise Training Partnership | In English | → Labour, labour economics → Higher education, universities |
| UFAW | Universities Federation for Animal Welfare (www.ufaw.org.uk) | In English | → Organizations and associations → Higher education, universities → Veterinary medicine |
| UFFEJ | Union Française du Film pour l'Enfance et la Jeunesse (www.uffej.net) | In French | → Organizations and associations → Cinema, movies |
| UFM | Universidad Francisco Marroquín | In Spanish | → Higher education, universities |
| UFP | Universidade Fernando Pessoa | In Portuguese | → Higher education, universities |
| UFR | Unité de Formation et de Recherche | In French | → Research policy |
| UFRGS | Universidade Federal do Rio Grande do Sul | In Portuguese | → Higher education, universities |
| UGC | University Grants Committee | In English | → Higher education, universities |
| UHP | Université Henri Poincaré (www.uhp-nancy.fr) | In French | → Higher education, universities |
| UIC | University of Illinois Chicago | In English | → Higher education, universities |
| UiS | Universitetet i Stavanger | In Norwegian | → Higher education, universities |
| UIUC | University of Illinois at Urbana-Champaign | In English | → Higher education, universities |
| UJI | Universitat Jaume I | In Spanish | → Higher education, universities |
| UKIERI | United Kingdom-India Education Research Initiative (www.ukieri.org) | In English | |
| ULB | Université Libre de Bruxelles | In French | → Higher education, universities |
| ULP | Université Louis Pasteur | In French | → Higher education, universities |
| UMC | Universitair Medisch Centrum | In Dutch | → Higher education, universities → Medicine |
| UMCC | University Malaya Medical Centre | In English | → Higher education, universities → Medicine |
| UMVF | Université Médicale Virtuelle Francophone | In French | → Higher education, universities → Medicine → Central administration |
| UNACH | Universidad Nacional de Chimborazo | In Spanish | → Higher education, universities |
| UNC | University of North Carolina | In English | → Higher education, universities |
| UNEF | Union Nationale des Étudiants de France | In French | → Organizations and associations → Specialized or (poly)technical colleges → Higher education, universities |
| UNEMI | Universidad Estatal de Milagro | In Spanish | → Higher education, universities |