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[oil-stohn] /ˈɔɪlˌstoʊn/
a block of fine-grained stone, usually oiled, for putting the final edge on certain cutting tools by abrasion.
Origin of oilstone
First recorded in 1575-85; oil + stone Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for oilstone
Historical Examples
  • Jed whistled a few mournful bars and sharpened a chisel on an oilstone.

    Shavings Joseph C. Lincoln
  • The handle of the tool should be grasped in the left hand, while its blade rests on a block of wood, or on the oilstone.

    Wood-Carving George Jack
  • Synonyms are honestone, whetstone, oilstone and sharpening stone.

  • This mistake is sometimes made in using the oilstone, by rubbing the tool on both sides instead of on one only.

    Carpentry and Woodwork

    Edwin W. Foster
  • The face of the regulator is now placed on the ground glass after smearing it with oil and oilstone dust.

British Dictionary definitions for oilstone


a stone with a fine grain lubricated with oil and used for sharpening cutting tools See also whetstone
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
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