/ ˈpɪnpɔɪnt; NAmE / verb , adjective , noun
■ verb [ vn ]
1.
to find and show the exact position of sb/sth or the exact time that sth happened :
He was able to pinpoint on the map the site of the medieval village.
2.
to be able to give the exact reason for sth or to describe sth exactly :
The report pinpointed the areas most in need of help.
■ adjective
if sth is done with pinpoint accuracy , it is done exactly and in exactly the right position :
The pilots bombed strategic targets with pinpoint accuracy.
■ noun
a very small area of sth, especially light