Conceive (7)
'conceive' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for imagine that I've seen before include "that Lennon composed" , "John Lennon hit" , "Enigma, I? (anag)" , "Reckon" , "Fancy - dream" .)
'conceive' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for devise that I've seen before include "Plan invent" , "Invent in sieved fashion" , "Contrive" , "Formulate or plan" , "Create, work out" .)