Degree of separation; get rid of (6)
I believe the answer is:
remove
I believe this clue is a double definition.
'degree of separation' is the first definition.
(I've seen this in another clue)
'get rid of' is the second definition.
(synonyms)
(Other definitions for remove that I've seen before include "Take away; form in some schools" , "Take away or extract" , "Takeaway" , "Subtract" , "Eliminate" .)