English version

whetstone in Tools topic

From Longman Dictionary of Contemporary Englishwhetstonewhet‧stone /ˈwetstəʊn $ -stoʊn/ noun [countable]  TZa stone used to make the blade of cutting tools sharp
Examples from the Corpus
whetstoneHis brain seemed to seize up when Naseby was around, whereas Stitch sharpened it, like a whetstone.Hereabouts can be found, in quarry spoil, the fine-grained whetstone once transported for use in steel manufacture.He w as filing arrow heads, and the sound of the metal on the whetstone set Burun's teeth on edge.