Philosopher, scholar (7)
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I believe the answer is:
thinker
I believe this is a double definition.
'philosopher' is the first definition.
(I've seen this in another clue)
'scholar' is the second definition.
(I've seen this in another clue)
(Other definitions for thinker that I've seen before include "Creative intellectual" , "Statue carved by 24 across" , "The rink (anag.)" , "one doing brain operations" , "Person with a powerful mind" .)