Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A rare mineral, containing chiefly niobium, titanium, thorium, and cerium.

from the GNU version of the Collaborative International Dictionary of English

  • n. A rare mineral, containing chiefly niobium, titanium, thorium, and cerium. It was so called by Berzelius on account of the inability of chemical science, at the time of its discovery, to separate some of its constituents.

from The Century Dictionary and Cyclopedia

  • n. See æschynite.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Ancient Greek shame (because chemical science was unable, at the time of its discovery, to separate some of its constituents).

Examples

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