Magician (6)
'magician' is the definition.
(I know that magician can be written as wizard)
This is the entire clue.
(Other definitions for wizard that I've seen before include "Expert <" , "software guide" , "Great" , "speller" , "Jolly good" .)
(Other definitions for sorcerer that I've seen before include "Magician aided by evil spirits" , "Magician with musical apprentice" , "Necromancer or wizard" , "Potter, say" , "In stories, he has magical powers that he uses to harm others" .)
'magician' is the definition.
(I know that magician can be written as conjuror)
This is all the clue.
(Other definitions for conjuror that I've seen before include "Prestidigitator" , "Magical entertainer" , "Man of magic tricks" , "A sleight-of-hand entertainer" , "Illusionist, magician" .)