Word.ws English Dictionary

pitchstone

pitchstone noun: a natural glass, rich in microscopic crystallites, formed by the rapid cooling of lava or magma.

Noun

pitchstone (usually uncountable, plural pitchstones)

  1. (usually) A natural glass, rich in microscopic crystallites, formed by the rapid cooling of lava or magma.

Forms of pitchstone

pluralpitchstones

Origin of pitchstone

From pitch + stone.

Questions about pitchstone

What does pitchstone mean?
Pitchstone means a natural glass, rich in microscopic crystallites, formed by the rapid cooling of lava or magma.
What part of speech is pitchstone?
Pitchstone is a noun.
What is the plural of pitchstone?
The plural of pitchstone is pitchstones.

Words near pitchstone in the dictionary

  1. pitchpoll
  2. pitchpolled
  3. pitchpolling
  4. pitchpolls
  5. pitchside
  6. pitchstone
  7. pitchstones
  8. pitcht
  9. pitchuh
  10. pitchur
  11. pitchuri

Source and license

Adapted from Wiktionary: pitchstone (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “pitchstone.” Word.ws, https://word.ws/pitchstone. Based on Wiktionary, CC BY-SA 4.0.