Less remote (6)
(Other definitions for closer that I've seen before include "one concludes" , "One winds up" , "Nearer or more penny-pinching" , "Nearer or more intimate" , "not so remote" .)
'less remote' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for nearer that I've seen before include "More proximate" , "Less remote" , "More adjacent or more miserly" , "Not so far away" , "More close at hand" .)