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

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

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 …

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. …

Oct 14, 2025 · prove (third-person singular simple present proves, present participle proving, simple past proved, past participle proved or proven) (transitive) To demonstrate that …

to establish the truth, genuineness, or validity of, as by evidence or argument: [~ + object] He was able to prove his innocence by producing a witness. [~ + (that) clause] She proved to me that …

P. Oxy. 29, one of the oldest surviving fragments of Euclid 's Elements, a textbook used for millennia to teach proof-writing techniques. The diagram accompanies Book II, Proposition 5. …

Synonyms for PROVE: establish, demonstrate, confirm, verify, identify, validate, substantiate, document; Antonyms of PROVE: refute, disprove, challenge, object, rebut, assume, dispute, …

If something proves to be true, it becomes clear after a period of time that it is true. If you prove that something is true, you show by means of argument or evidence that it is definitely true.