/err"bee euhm/ , n. Chem.
a rare-earth metallic element, having pink salts. Symbol: Er; at. wt.: 167.26; at. no.: 68.
[ 1835-45; Ytterby, Sweden, where first found; see -IUM ]
/err"bee euhm/ , n. Chem.
a rare-earth metallic element, having pink salts. Symbol: Er; at. wt.: 167.26; at. no.: 68.
[ 1835-45; Ytterby, Sweden, where first found; see -IUM ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012