Dove's goal (5)
I believe the answer is:
peace
'dove's goal' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for peace that I've seen before include "'Calm, harmony (5)'" , "Repose, tranquillity" , "[STILLNESS]" , "Calmness" , "A Christmas wish" .)