from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A white, yellow, or gray mineral, chiefly BaCO3.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A yellow-grey mineral form of barium carbonate, BaCO3

from the GNU version of the Collaborative International Dictionary of English

  • n. Barium carbonate occurring in white or gray six-sided twin crystals, and also in columnar or granular masses.

from The Century Dictionary and Cyclopedia

  • n. Native barium carbonate.


German Witherit, after William Withering (1741-1799), British physician.
(American Heritage® Dictionary of the English Language, Fourth Edition)
After the English physician and mineralogist William Withering (1741-1799) in 1790. (Wiktionary)



Log in or sign up to get involved in the conversation. It's quick and easy.