a metallic element of the rare earth group; used in lasers; occurs in apatite and monazite and xenotime and ytterbite
A rare metallic element, of uncertain identification, supposed to exist in certain minerals, as gadolinite and samarskite, with other rare ytterbium earth
Turkish - Turkish
Definition of terbiyum in Turkish Turkish dictionary
Atom numarası 65, atom ağırlığı 159 olan, çok ender bulunan bir element. Kısaltması Tb