DA Danske ordbog fra united airlines til ununbium
- United Airlines
- United Nations African Union Mission in Darfur
- United Nations Environment Programme
- United Nations Office on Drugs and Crime
- United Nations Protection Force
- United States Air Force
- United States Army
- United States Army Special Forces
- United States Coast Guard
- United States Holocaust Memorial Museum
- United States Marine Corps
- United States Navy
- Unitær matrix
- univers
- Universal Media Disc
- Universal Plug and Play
- Universal Product Code
- Universal Serial Bus
- Universal Studios
- Universal Transverse Mercator
- Universalisme
- Universel anæstesi
- Universet
- Universiteit Leiden
- Universiteit van Amsterdam
- universitet
- Universitetet i Oslo
- Universitetshospital
- University of Chicago
- University of Hawaii
- University of Pennsylvania
- University of St Andrews
- University of Tasmania
- University of Washington
- UNIX
- Unix-skal
- Unión Centroamericana de Fútbol
- unmyndige
- Unnur Birna Vilhjálmsdóttir
- Uno
- unormal
- Unpartisk
- UNPO
- UNRRA
- Unse
- Unst
- Unsuk Chin
- Unter den Linden
- Untitled
- ununbium