| unisex | unisex- |
| unison | samråd |
| Unisys | Unisys |
| unit | dos |
| unit circle | enhetscirkel |
| Unit disk | Enhetsskiva |
| unit vector | enhetsvektor |
| UNITA | UNITA |
| unitarian | unitarie |
| Unitarianism | Unitarism |
| Unitarisation | Unitarism |
| unitary | enhetlig |
| Unitary state | Enhetsstat |
| unite | förena |
| united | förenad |
| United Airlines | United Airlines |
| United Arab Emirates | Förenade Arabemiraten |
| United Arab Emirates dirham | UAE-dirham |
| United Arab Emirates national football team | Förenade arabemiratens herrlandslag i fotboll |
| United Arab Republic | Förenade arabrepubliken |
| United Buddy Bears | Buddy Bär |
| United Federation of Planets | United Federation of Planets |
| United Fruit Company | United Fruit Company |
| United Islamic Front for the Salvation of Afghanistan | Norra Alliansen |
| United Kingdom | England |
| United Kingdom in the Eurovision Song Contest | Storbritanniens bidrag i Eurovisionsschlagerfestivalen |
| United Kingdom Independence Party | United Kingdom Independence Party |
| United Kingdom of Great Britain | Kungariket Storbritannien |
| United Kingdom of Great Britain and Ireland | Förenade kungariket Storbritannien och Irland |
| United Kingdom of Great Britain and Northern Ireland | Storbritannien |
| United Kingdom of the Netherlands | Konungariket Nederländerna |
| United Methodist Church | Metodism |
| United Mexican States | Mexico |
| United Microelectronics Corporation | United Microelectronics Corporation |
| United National Party | United National Party |
| United Nations | Förenta Nationerna |
| United Nations Assistance Mission for Rwanda | UNAMIR |
| United Nations Charter | FN-stadgan |
| United Nations Children's Fund | Unicef |
| United Nations Conference on Trade and Development | UNCTAD |
| United Nations Convention on the Law of the Sea | Förenta nationernas havsrättskonvention |
| United Nations Day | FN-dagen |
| United Nations Development Fund for Women | UNIFEM |
| United Nations Development Programme | UNDP |
| United Nations Economic and Social Commission for Asia and the Pacific | UNESCAP |
| United Nations Economic Commission for Europe | UNECE |
| United Nations Emergency Force | United Nations Emergency Force |
| United Nations Environment Programme | United Nations Environment Programme |
| United Nations Framework Convention on Climate Change | United Nations Framework Convention on Climate Change |
| United Nations General Assembly Observers | Förenta nationernas medlemsstater |
| United Nations Headquarters | Förenta nationernas högkvarter |
| United Nations High Commissioner for Refugees | UNHCR |
| United Nations Interim Administration Mission in Kosovo | United Nations Mission in Kosovo |
| United Nations International Years | FN |
| United Nations member states | Förenta nationernas medlemsstater |
| United Nations Mission in the Democratic Republic of Congo | MONUC |
| United Nations Monetary and Financial Conference | Bretton Woodssystemet |
| United Nations Office at Vienna | UNO-City |
| United Nations Office on Drugs and Crime | United Nations Office on Drugs and Crime |
| United Nations Operation in the Congo | ONUC |
| United Nations Organization | Förenta nationerna |
| United Nations Peacekeeping Force in Cyprus | UNFICYP |
| United Nations Population Fund | UNFPA |
| United Nations Protection Force | UNPROFOR |
| United Nations Relief and Works Agency for Palestine Refugees in the Near East | UNRWA |
| United Nations Secretariat | FN-sekretariatet |
| United Nations Secretary-General | FN-sekretariatet |
| United Nations Special Committee on Palestine | UNSCOP |
| United Nations Truce Supervision Organization | Untso |
| United Nations Trusteeship Council | Förvaltarskapsrådet |
| United Parcel Service | UPS |
| United Party | United Party |
| United Pentecostal Church International | United Pentecostal Church |
| United Progressive Alliance | United Progressive Alliance |
| United Republic of | Tanzania |
| United Russia | Förenade Ryssland |
| United Self-Defense Forces of Colombia | AUC |
| United States | Förenta Staterna |
| United States Agency for International Development | United States Agency for International Development |
| United States Air Force | United States Air Force |
| United States Air Force Academy | United States Air Force Academy |
| United States Anti-Doping Agency | United States Anti-Doping Agency |
| United States Army | United States Army |
| United States Army Air Forces | US Army Air Forces |
| United States Bill of Rights | Bill of Rights |
| United States Capitol | Kapitolium |
| United States Census Bureau | United States Census Bureau |
| United States Department of Agriculture | USDA |
| United States Department of Defense | Försvarsdepartementet |
| United States Department of Homeland Security | Departementet för inrikes säkerhet |
| United States dollar | United States dollar |
| United States Electoral College | Elektorskollegiet i amerikanska presidentval |
| United States Environmental Protection Agency | Environmental Protection Agency |
| United States Geological Survey | USGS |
| United States Grand Prix | USA-West Grand Prix |
| United States Grand Prix East | USA-East Grand Prix |
| United States Grand Prix West | USA-West Grand Prix |
| United States Greenback Party | National Party |
| United States Marshals Service | US Marshals |
| United States metropolitan area | Metropolitan area |
| United States Military Academy | United States Military Academy |
| United States military chocolate | Amerikansk militärchoklad |
| United States National Guard | Nationalgarde |
| United States Navy SEALs | SEAL |
| United States Navy Special Warfare Development Group | United States Navy Special Warfare Development Group |
| United States occupation of Fallujah | Slaget om Falluja |
| United States of America | Amerikas förenta stater |
| United States of Europe | Europas förenta stater |
| United States Pacific Command | CINCPAC |
| United States Patent and Trademark Office | United States Patent and Trademark Office |
| United States Secret Service | Secret Service |
| United States Securities and Exchange Commission | Securities and Exchange Commission |
| United States Soccer Federation | United States Soccer Federation |
| United States Virgin Islands | Amerikanska Jungfruöarna |
| United States Virgin Islands national soccer team | Jungfruöarnas fotbollslandslag |
| United Torah Judaism | Torahpartiet |
| uniting | förening |
| unity | enhet |
| Unity for Human Rights Party | Enhetspartiet för mänskliga rättigheter |
| Unity of the Brethren | Bömiska bröderna |
| Univers | Univers |
| universal | allmän |
| Universal binary | Universal Binary |
| Universal Carrier | Universal Carrier |
| Universal Coordinated Time | Koordinerad universell tid |
| Universal Description Discovery and Integration | UDDI |
| Universal franchise | Allmän rösträtt |
| Universal House of Justice | Universella Rättvisans Hus |
| Universal indicator | Universell indikator |
| Universal Media Disc | Universal Media Disc |
| Universal Mobile Telecommunications System | UMTS |
| Universal Plug and Play | UPnP |
| Universal Postal Union | Världspostföreningen |
| Universal Product Code | UPC Sverige |
| Universal quantification | Allkvantifikator |
| Universal Serial Bus | USB |
| Universal shaft | Kardanknut |
| Universal Soldier | Universal Soldier |
| Universal Studios | Universal Studios |
| Universal Studios Theme Parks | Universal Studios |
| Universal Time | Universell tid |
| Universal Transverse Mercator coordinate system | UTM |
