Holmium \Hol"mi*um\, n. [NL., from Stockholm.] (Chem.)
   A rare element of atomic number 67 said to be contained in
   gadolinite. Chemical symbol Ho. Atomic weight 164.93. Valence
   +3. It was detected by spectral absorption bands in 1878 by
   the Delafontaine and Soret, who called it "Element X". Later
   the Swedish chemist Cleve independently discovered it in
   erbia, and named it after his native city Stockholm. The
   first preparation of pure Holmia, the yellow oxide, was not
   made until 1911. --HCP61 -- Hol"mic, a.
   [1913 Webster +PJC]