buhrstone

American

[bur-stohn] / ˈbɜrˌstoʊn /

noun

a variant of burstone.

buhrstone British

/ ˈbɜːˌstəʊn /

noun

a hard tough rock containing silica, fossils, and cavities, formerly used as a grindstone
a grindstone or millstone made of this rock

"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

Etymology

Origin of buhrstone

C18 burr , perhaps identical to _burr ¹ (alluding to roughness)

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

buhrstone

Lead, iron, coal, gypsum, manganese, zinc, antimony, cobalt, ochre of various kinds, common salt, nitre, plumbago, porphyry, jasper, chalcedony, buhrstone, marble, and freestone, of various qualities.

From A New Guide for Emigrants to the West by John Mason Peck

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023