rubstone

[ ruhb-stohn ]
/ ˈrʌbˌstoʊn /

noun

a stone, especially a whetstone, used for polishing or sharpening.

Nearby words

  1. rubricated,
  2. rubrician,
  3. rubricyte,
  4. rubrospinal decussation,
  5. rubrum lily,
  6. rubtsovsk,
  7. ruby,
  8. ruby glass,
  9. ruby laser,
  10. ruby silver

Origin of rubstone

late Middle English word dating back to 1400–50; see origin at rub, stone

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for rubstone

rubstone

/ (ˈrʌbˌstəʊn) /

noun

a stone used for sharpening or smoothing, esp a 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