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Tuesday - May 29, 2012

Webster's Unabridged Dictionary: Library in Itself

The dictionary's 1913 edition of the 1900 International, renamed Webster's Revised Unabridged Dictionary, has in modern times been used in various free online resources, as its copyright lapsed and it became public domain.
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Please update your bookmarks: http://www.1828-dictionary.com/

Erbium

Erbium (erbium)
n.(?)
Er"bi*um
[NL. from Ytterby, in Sweden, where gadolinite is found. Cf. Terbium, Yttrium, Ytterbium.] (Chem.)
  1. A rare metallic element associated with several other rare elements in the mineral gadolinite from Ytterby in Sweden. Symbol Er. Atomic weight 165.9. Its salts are rose-colored and give characteristic spectra. Its sesquioxide is called erbia.

Erbium

Erbium (erbium)
n.(?)
Er"bi*um
[NL. Named from Ytterby, in Sweden, where gadolinite is found. Cf. Terbium, Yttrium, Ytterbium.] (Chem.)
  1. A metallic element of the rare earth group, found in gadolinite and some other minerals. Symbol, Er; at. wt. 167.4. Its salts are rose-colored and give characteristic spectra.












Webster's Unabridged Dictionary: Library in Itself

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May 29, 2012
[12:00:01 AM] (PDT)


  0.0059690475463867|May 29, 2012 => 4:08 am