ADV. conclusively, definitively All this proves conclusively that she couldn't have known the truth. | just Their behaviour just proves my point.
VERB + PROVE be difficult to, be impossible to | be easy to | be able to | try to What are you trying to prove? | be determined to | have sth to I certainly don't have anything to prove?my record speaks for itself.
PREP. to He tried to prove his theory to his friends.
PHRASES a chance to prove sth, prove sb right/wrong I was determined to prove my critics wrong.