| ununhexium | Ununhexium |
| ununoctium | Ununoctium |
| ununpentium | Ununpentium |
| ununquadium | Ununquadium |
| ununseptium | Ununseptium |
| ununtrium | Ununtrium |
| Uomo | Uomo |
| Uors | Uors |
| UP | UP |
| Upanishad | Upanishaden |
| UPC | UPC |
| updater | aktualisieren |
| Upekṣā | Upekkha |
| UPGMA | Unweighted Pair Group Method with Arithmetic mean |
| Upland | Upland |
| uplet | Tupel |
| uploader | uploaden |
| UPM | UPM-Kymmene |
| Upolu | Upolu |
| Uposatha | Uposatha |
| uppercut | Aufwärtshaken |
| Uppland | Uppland |
| Upplands Väsby | Upplands Väsby |
| Uppsala | Uppsala |
| Uppsala General Catalogue | Uppsala General Catalogue |
| Uppsala län | Uppsala län |
| Upsal | Uppsala |
| upsilon | Ypsilon |
| Upsilon Andromedae | Ypsilon Andromedae |
| Upsilon Scorpii | Lesath |
| Upton Sinclair | Upton Sinclair |
| Upton-upon-Severn | Upton-upon-Severn |
| Upupiformes | Hopfartige |
| Upādāna | Upadana |
| Ur | Ur |
| Ur-Nammu | Ur-Nammu |
| Uracile | Uracil |
| uraeus | Uräusschlange |
| Ural Airlines | Ural Airlines |
| Uralsk | Uralsk |
| Urane | Uranoxid |
| Urania | Uran |
| Uraniborg | Uraniborg |
| Uranie | Urania |
| uraninite | Uraninit |
| uranium | Uran |
| Uranium appauvri | Uranmunition |
| uranium enrichi | angereichertes Uran |
| Uranometria | Uranometria |
| Uranoscopidae | Himmelsgucker |
| Urantia | Urantia |
| Uranus | Uranus |
| Urartu | Urartu |
| Urawa Red Diamonds | Urawa Red Diamonds |
| Urawa-shi | Urawa-shi |
| Urayasu | Urayasu |
| urbain | verbindlich |
| Urbain Le Verrier | Urbain Le Verrier |
| Urban Legend | Düstere Legenden |
| Urbana | Urbana |
| urbanisation | Verstädterung |
| urbanisme | Stadtplanung |
| urbaniste | Stadtplaner |
| urbanistique | Urbanistik |
| Urbanization | Urbanisierung |
| Urbano Navarrete | Urbano Navarrete |
| Urbano Rattazzi | Urbano Rattazzi |
| Urbi et orbi | Urbi et Orbi |
| Urbin | Urbino |
| Urbino | Urbino |
| Urby Emanuelson | Urby Emanuelson |
| Urca | Urca |
| Urd | Urd |
| Urda | Urda |
| Urdorf | Urdorf |
| Ure | Auerochse |
| uretère | Harnleiter |
| Urfahr-Umgebung | Bezirk Urfahr-Umgebung |
| Urga | Urga |
| Urgell | Urgell |
| urgence | Eile |
| urgent | akut |
| urgentologue | Notarzt |
| Urhixidur | Urhixidur |
| Urho Kekkonen | Urho Kekkonen |
| Uri | Kanton Uri |
| Uri Avnery | Uri Avnery |
| Uri Geller | Uri Geller |
| Uri Lupolianski | Uri Lupolianski |
| Uria | Lummen |
| Urial | Urial |
| Uridine | Uridin |
| Urie | Uria |
| Urie le Hittite | Urija |
| Uriel | Uriel |
| Uriel da Costa | Uriel Acosta |
| urinaire | Harn- |
| urinal | Ente |
| urine | Harn |
| uriner | urinieren |
| urinoir | Bedürfnisanstalt |
| urique | Harn- |
