English

Definition of whetstone noun from the Oxford Advanced Learner's Dictionary

 

whetstone

 noun
noun
BrE BrE//ˈwetstəʊn//
 
; NAmE NAmE//ˈwetstoʊn//
 
 
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a stone that is used to make tools, knives and weapons sharp
See the Oxford Advanced American Dictionary entry: whetstone