Unveiled (9)
'unveiled' is the definition.
('uncover' can be a synonym of 'unveil')
This is the entire clue.
(Other definitions for uncovered that I've seen before include "Exposed, revealed" , "Crude oven (anag.)" .)
(Other definitions for overt that I've seen before include "Explicit" , "Open and candid" , "Clear" , "Done in an obvious way" , "Open to view" .)