Terbium is a 7 letter English word. It's valid Scrabble word worth 11 points. It's valid Words with friends word worth 14 points.
You can make 184 anagrams from letters in terbium (beimrtu).
1835-45; (Yt)terb(y), name of Swedish town where found + -ium. See ytterbium
Erbium, a rare metal found along with yttrium, terbium, and other rare elements in some rare minerals.
terbium, ter′bi-um, n. a rare metal found in certain yttrium minerals.
(c.) Yttria (YO) occurs only in a few rare minerals, and usually in company with terbium and erbium.