Definitions
a trivalent metallic element of the rare earth group; occurs with yttrium
Word origin
Borrowed from New Latin erbium; itself from Swedish Ytterby (the name of the town where the element was discovered) + -ium. Coined by Swedish chemist and mineralogist Carl Gustaf Mosander in 1843. Doublet of terbium, ytterbium, and yttrium.
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Rare-earth element”6 letters
Not quite right?
"Search similar patterns."
E_____