Disproves (6)
'disproves' is the definition.
('refute' can be a synonym of 'disprove')
This is the entire clue.
(Other definitions for refutes that I've seen before include "Proves (a statement) wrong" , "Disproves" .)
'disproves' is the definition.
('rebut' can be a synonym of 'disprove')
This is the entire clue.
(Other definitions for rebuts that I've seen before include "Disproves or refutes, perhaps evidence" , "Disproves a claim" , "Drives back" .)