WHETSTONE
    
Meaning of WHETSTONE in English
	
whet ‧ stone /ˈwetstəʊn $ -stoʊn/ BrE AmE noun [countable]
 a stone used to make the blade of cutting tools sharp
	
	
	Longman Dictionary of Contemporary English.
    	Longman - Словарь современного английского языка.
	2012