Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Previous word: Erbil
Next word: Erciyas Dagi
Definition of: erbium
(ûr′bē·əm) noun
A metallic element (symbol Er) of the lanthanide series, first isolated in crude form by C. G. Mosander in 1843. It is found in gadolinite and some other minerals. See ELEMENT. [<NL <(Ytt)erby, town in Sweden where first found]
Comment about this word, ask questions, or add new information about this topic: