proves
v.v. to show that something is definitely true by using facts or evidence. It can also mean that something turns out to be a certain way in the end.
v. to demonstrate the truth or existence of something through evidence or logical argument; alternatively, to turn out to be a specific thing in the result. Transitive when demonstrating truth; often functions as a linking verb when expressing a result.
The new evidence proves that he is innocent.
The task proves more difficult than we first expected, requiring extra time and resources to finish.
While the initial hypothesis seemed sound, the data collected over the following decade proves that the environmental impact was far more severe than the early models predicted.
When used to mean 'turn out to be', it is often followed by an adjective or 'to be' + noun.
The theory proves by the experiment.The theory is proven by the experiment.Learners often use the active voice when the passive voice is required to show that something was tested by an external force.