erbium
UK[ˈɜːbiəm]US[ˈɜːrbiəm]
n
A soft, silvery-white metallic chemical element of the lanthanide series, with symbol Er and atomic number 68.
Etymology
The name 'erbium' follows the convention of naming rare-earth elements after the location of their discovery. It originates from 'Ytterby', a quarry in Sweden renowned for its complex minerals containing yttrium, terbium, erbium, and ytterbium. The element was isolated in 1843 by Swedish chemist Carl Gustaf Mosander. The Latin suffix '-ium', commonly used to denote metallic elements, was appended to the geographical root, solidifying its identity within the periodic table.
Analysis
The word is a simplex loanword. It is derived from the place name 'Ytterby', a village in Sweden where minerals containing rare-earth elements were first discovered. The suffix '-ium' is a Latin-derived suffix standard for naming metallic elements.
Examples
Erbium is used as a dopant in optical fibers and lasers.
The pink color in some glass and porcelain glazes comes from erbium oxide.
Scientists study the magnetic properties of erbium at low temperatures.