holmium, n.
(holmia)
(holmia)
a trivalent metallic element of the rare earth group; occurs together with yttrium; forms highly magnetic compounds
<noun.substance>
Ho atomic number 67 holmium
Word
a trivalent metallic element of the rare earth group; occurs together with yttrium; forms highly magnetic compounds
<noun.substance>
Ho atomic number 67 holmium