Métal blanc, mou, utilisé pour la bombe atomique, symbole (U), numéro atomique 92, masse atomique 238,03.
The 21st letter of the English alphabet, and the 20th in the ancient Roman, in which it was identical with V. U has various sounds, as in the pronunciation of the English words truth, bull, duke, busy, bury.
Abbreviation for the state of Utah.
(Chiefly British) Of or appropriate to the upper classes especially in language use.