From German - English Ding/FreeDict dictionary ver. 1.9-fd1: Ytterbium /ˈytɜbˌiːʊm/ (Yb /ˈyːp/) <neut, n, sg> [chem.] ytterbium <n>
Ytterbium /ˈytɜbˌiːʊm/ (Yb /ˈyːp/) <neut, n, sg> [chem.] ytterbium <n>