uranio 288
uranium 1 . ( Of Uranus ). 1. m. No. radioactive chemical element atóm. 92 Metal abundant in the Earth's crust is found mainly in the pitchblende. Narrow white, very heavy, ductile and malleable, it is easily flammable, very toxic and can be fissioning. It is used as nuclear fuel, and its salts are used in photography and in the glass industry; one of its isotopes are used in the manufacture of the first atomic bomb. (Símb.) U ). uranium 2 , nia . ( Del (Gr.?, celeste). 1. adj. belonger or relative to the stars and celestial space.