pitchstone

[ pich-stohn ]

/ ˈpɪtʃˌstoʊn /

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noun

a glassy volcanic rock having a resinous luster and resembling hardened pitch.

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Origin of pitchstone

1775–85; translation of German Pechstein.See pitch², stone

Words nearby pitchstone

pitch pine, pitch pipe, pitchpole, pitchpot, pitch shot, pitchstone, pitch surface, pitch wart, pitch woo, pitchy, pit dwelling

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use pitchstone in a sentence

I have brought from that locality a single specimen of pitchstone, perfectly resinous, bleak and shining.
Summary Narrative of an Exploratory Expedition to the Sources of the Mississippi River, in 1820|Henry Rowe Schoolcraft
The lavas comprise dark pitchstone, resembling that at Kirk Yetholm, and porphyritic and amygdaloidal andesites and basalts.
Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1|Various
But this hyeh Pitchstone hole, if Willomene had went down into that—well, I'll tell yu', that you may judge.
The Jimmyjohn Boss and Other Stories|Owen Wister
And she mighty near rolled off down into Pitchstone Canyon, comin' up by the cut-off trail.
The Jimmyjohn Boss and Other Stories|Owen Wister

The walls, or banks, of the channel have been denuded away, thus converting the pitchstone casting into a projecting wall of rock.
Volcanoes: Past and Present|Edward Hull

British Dictionary definitions for pitchstone

pitchstone

/ (ˈpɪtʃˌstəʊn) /

noun

a dark glassy acid volcanic rock similar in composition to granite, usually intruded as dykes, sills, etc

Word Origin for pitchstone

C18: translation of German Pechstein

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012