| ur vägen | out of the way |
| ur- | ur- |
| Ur-Nammu | Ur-Nammu |
| Ur-Nanshe | Ur-Nanshe |
| Uracil | Uracil |
| Urais | Uurainen |
| uraktlåta | omit |
| Ural | Ural |
| Ural-altaiska språk | Ural-Altaic languages |
| Uralbergen | Ural Mountains |
| Uralfloden | Ural |
| Uraliska språk | Uralic languages |
| Uralskij | Urals Federal District |
| uralstring | abiogenesis |
| Uralvagonzavod | Uralvagonzavod |
| uran | uranium |
| uranhexafluorid | uranium hexafluoride |
| Urania | Urania |
| Uraniborg | Uraniborg |
| Uranos | Uranus |
| Uranus | Uranus |
| urarta | degenerate |
| urartat | deteriorating |
| Urarteiska | Urartian language |
| urartning | backsliding |
| Urartu | Urartu |
| Urashima | Urashima Tarō |
| Urawa Red Diamonds | Urawa Red Diamonds |
| Urbain Jean Joseph Leverrier | Urbain Le Verrier |
| urban | urbane |
| Urban exploration | Urban exploration |
| Urban Gad | Urban Gad |
| Urban Hymns | Urban Hymns |
| Urban I | Pope Urban I |
| Urban II | Pope Urban II |
| Urban III | Pope Urban III |
| Urban IV | Pope Urban IV |
| Urban V | Pope Urban V |
| Urban VI | Pope Urban VI |
| Urban VII | Pope Urban VII |
| Urban VIII | Pope Urban VIII |
| Urban värmeö | Urban heat island |
| urbanisering | urbanization |
| Urbano Rattazzi | Urbano Rattazzi |
| urbenad | boned |
| urberg | bedrock |
| Urbi et Orbi | Urbi et Orbi |
| Urbino | Urbino |
| urbleka | discolour |
| urblekning | bleaching |
| urblekt | faded |
| Urca | Urca |
| Urd | Urd |
| Urdaneta | Urdaneta City |
| Urdarbrunnen | Well of Urd |
| Urdiala | Urjala |
| urdjur | protozoan |
| urdu | Urdu |
| urdålig | seedy |
| Urea | Urea |
| Ureacykeln | Urea cycle |
| uremi | uremia |
| Urethan | Ethyl carbamate |
| urgammal | ancient |
| Urgentj | Urgench |
| urgröpt | pitted |
