verb · B1

Prove

PROOV/pruːv/

Prove means show that something is true with evidence. Prove (that) the method works; prove someone right / wrong. Show is weaker; claim does not need proof; evidence is the noun you use. Proof is the usual noun (not “a prove”). Proven is an adjective in some phrases (a proven method); proved is the normal past tense in British English.

Meaning

To show that something is true.

Examples

“These results prove the method works.”
“These photos prove he was there.”
“She was determined to prove them wrong.”

Good to know

prove (that) + clause. prove someone right / wrong. Noun: proof. Past: proved (UK).

Near in meaning

demonstrate

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