a soft silvery metallic element; a rare earth of the lanthanide series; it occurs in gadolinite and monazite and xenotime
A metallic chemical element (symbol Yb) with an atomic number of 70.
Ytterbium is named after the Swedish village of Ytterby, which was also the source for the names of yttrium, terbium, and erbium. The element's name combines this location with the suffix -ium.