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 that the …

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.

prove (pro̅o̅v), v., proved, proved or prov•en, prov•ing. v.t. to establish the truth or genuineness of, as by evidence or argument: to prove one's claim. Law to establish the authenticity or validity of (a will); …

Dec 20, 2025 · 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 …

To establish or demonstrate the truth, validity, or accuracy of something through evidence, facts, or logical reasoning. See example sentences, synonyms, and etymology for the verb prove.

Definition of prove verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

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