Essentially (2,6)
'essentially' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for in effect that I've seen before include "Really, as a matter of fact" , "Really; operative" , "Essentially" , "In reality" , "Really; operating" .)
'essentially' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for at heart that I've seen before include "real character" , "Really" , "In one's real nature - a threat (anag)" , "Essentially" , "A threat, in one's inmost feelings" .)
'essentially' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for primarily that I've seen before include "Basically" , "Chiefly, in the first place" , "Firstly" , "In the first place, mainly" , "Chiefly, principally" .)