The meaning of PROVE is to establish the existence, truth, or validity of (as by evidence or logic). How to use prove in a sentence. proved or proven?: Usage Guide.

PROVE definition: to establish the truth or genuineness of, as by evidence or argument. See examples of prove used in a sentence.

PROVE definition: 1. to show a particular result after a period of time: 2. to show that you are good at something…. Learn more.

prove – test 1. 'prove' If you prove that something is true or correct, you provide evidence showing that it is definitely true or correct. He was able to prove that he was an American. Tests proved that the …

Mar 16, 2026 · prove (third-person singular simple present proves, present participle proving, simple past proved, past participle proved or proven) (transitive) To demonstrate that something is true or …

prove: To establish the truth or validity of (something) by the presentation of argument or evidence.

If something proves to be true or to have a particular quality, it becomes clear after a period of time that it is true or has that quality. None of the rumours has ever been proved to be true. [VERB to-infinitive] …