Intellectual (5)
'intellectual' is the definition.
(associated in meaning)
This is all the clue.
(Other definitions for mental that I've seen before include "Nuts" , "like brain operation" , "Lament (anag) - of the mind" , "Barking" , "Involving the mind" .)
'intellectual' is the definition.
(I know that egghead is a type of intellectual)
This is all the clue.
(Other definitions for egghead that I've seen before include "Heed gag about slang intellectual" , "Intellectual, studious academic" , "Boffin" , "Brainbox" , "Brainy type" .)
'intellectual' is the definition.
(I know that scholar is a type of intellectual)
This is the entire clue.
(Other definitions for scholar that I've seen before include "Noted academic" , "university type?" , "Distinguished academic" , "Learned type" , "Learned (or learning) one" .)
(Other definitions for cerebral that I've seen before include "Relating to the brain" , "Concerning the brain" , "Highly intellectual" , "Of the brain, intellectual" , "Intellectual, brainy" .)
'intellectual' is the definition.
(I know that highbrow is a type of intellectual)
This is the entire clue.
(Other definitions for highbrow that I've seen before include "Intellectual - cultured" , "Person of erudite tastes" , "Highly cultured or educated" , "Intellectual with lofty forehead?" .)
'intellectual' is the definition.
(I know that brain is a type of intellectual)
This is all the clue.
(Other definitions for brain that I've seen before include "Intellectual ability" , "Intelligence" , "Intelligent person" , "and 15 ac. The loss of experts through emigration" , "Clever person" .)