| upon | sobre |
| upon impact | en el momento del impacto |
| upon inspection | para su examen |
| upper | superior |
| Upper and Lower Egypt | Bajo Egipto |
| Upper atmosphere | Alta atmósfera |
| Upper Austria | Alta Austria |
| Upper Bavaria | Alta Baviera |
| Upper Canada | Alto Canadá |
| Upper Carniola | Gorenjska |
| upper case | mayúscula |
| Upper Chamber | Cámara Alta |
| upper class | clase alta |
| upper classes | clase alta |
| Upper Demerara-Berbice | Alto Demerara-Berbice |
| Upper East Region | Alta Ghana Oriental |
| Upper Egypt | Alto Egipto |
| Upper Franconia | Alta Franconia |
| upper hand | ventaja |
| Upper House | Cámara Alta |
| Upper house of the german parliament | Consejo Federal |
| upper layer | capa superior |
| upper leather | pala |
| Upper level | Gymnasium |
| Upper Lusatia | Alta Lusacia |
| Upper Memory Area | Área de memoria superior |
| Upper memory blocs | Memoria alta |
| Upper Nile | Nilo Superior |
| Upper Normandy | Alta Normandía |
| Upper Palatinate | Alto Palatinado |
| Upper Paleolithic | Paleolítico Superior |
| upper part of the body | parte superior del cuerpo |
| Upper Peru | Alto Perú |
| Upper River Division | División Upper River |
| Upper secondary school | Gymnasium |
| Upper Silesia | Alta Silesia |
| Upper Silesian Industrial Region | Región metropolitana de Silesia Superior |
| Upper Silesian Industry Area | Área Industrial de Silesia Superior |
| Upper Silesian Metropolitan Union | Unión Metropolitana de Alta Silesia |
| Upper Sorbian | Alto sórabo |
| Upper Sorbian language | Alto sórabo |
| Upper Takutu-Upper Essequibo | Alto Takutu-Alto Essequibo |
| Upper Volta | Alto Volta |
| Upper West Region | Alta Ghana Occidental |
| Upper-atmospheric lightning | Rayo |
| upper-case letter | letra mayúscula |
| upper-class | de la clase alta |
| uppercase | mayúscula |
| uppercase letter | letra mayúscula |
| uppercut | gancho |
| uppermost | en primer lugar |
| uppity | desdeñoso |
| uppityness | presuntuosidad |
| Uppsala | Uppsala |
| Uppsala Cathedral | Catedral de Uppsala |
| Uppsala County | Provincia de Uppsala |
| Uppsala Municipality | Uppsala |
| Uppsala University | Universidad de Uppsala |
| upright | derecho |
| upright piano | piano vertical |
