from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Colorless transparent quartz, used in optical instruments and as a semiprecious gemstone.

from The Century Dictionary.

  • noun See crystal, and cut under pokal.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun clear, colourless form of the silica-based mineral quartz, often called "pure quartz" or "clear quartz".

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a clear quartz used in making electronic and optical equipment


Sorry, no etymologies found.


    Sorry, no example sentences found.


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