proof

Pronunciation

• (UK) (Canada) enPR: pro͞of, IPA ^(key): /pruːf/
• (US) enPR: pro͞of, IPA ^(key): /pruf/
• (AU) enPR: pro͞of, IPA ^(key): /prʉːf/

• Audio (US)

  (file)

Noun

Singular proof

Plural proofs

1. Proof is evidence which shows something is correct.

   He has proof that he was not at the crime scene. A witness says that they were somewhere else.

2. (mathematics) A proof can show how a theorem is correct.

Related words

• prove