Pitchstone

Acceptable For Game Play - UK word list

This word is acceptable for play in the UK dictionary that is being used in the following games:

The American Heritage® Dictionary of the English Language, 4th Edition
  • n. Any of various volcanic glasses distinguished by their dull pitchlike luster.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • n. a natural glass, that is rich in microscopic crystallites, formed by the rapid cooling of lava or magma
  • the GNU version of the Collaborative International Dictionary of English
  • n. An igneous rock of semiglassy nature, having a luster like pitch.
  • The Century Dictionary and Cyclopedia
  • n. An old volcanic rock, resembling hardened pitch in appearance.
  • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • n. dark acid granitic glass
  • Hypernym
    Words that are more generic or abstract