from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A supposed chemical element extracted from wasite, later identified as thorium.

from the GNU version of the Collaborative International Dictionary of English

  • n. A rare element supposed by Bahr to have been extracted from wasite, but now identified with thorium.

from The Century Dictionary and Cyclopedia

  • n. A supposed new chemical element announced in 1862 by Bahr as present in a Swedish mineral resembling orthite. Its supposed oxid was probably thoria, though it may have been a mixture of earths of the yttria and ceria groups.


Wasa +‎ -ium, after a former royal family of Sweden. (Wiktionary)


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