Make possible (6)
'make possible' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for enable that I've seen before include "Render capable" , "Make it possible for someone to do something" , "Empower" , "Provide with means or opportunity" , "Capacitate" .)
'make possible' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for permit that I've seen before include "Official document giving authorisation" , "Allow, authorise" , "Allow; make possible" , "Allow, sanction" , "Allow - visa" .)