/ həʊn; NAmE hoʊn/ verb [ vn ] hone sth (to sth)
1.
to develop and improve sth, especially a skill, over a period of time :
His body was honed to perfection.
She honed her debating skills at college.
It was a finely honed piece of writing.
2.
to make a blade sharp or sharper
SYN sharpen
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WORD ORIGIN
Middle English : from Old English hān stone , of Germanic origin; related to Old Norse hein .