certify, attest, witness, vouch mean to testify to the truth or genuineness of something. certify usually applies to a written statement, especially one carrying a signature or seal.

ATTEST meaning: 1. to show, say, or prove that something exists or is true: 2. to say officially, for example by…. Learn more.

1. to bear witness to; declare to be correct, accurate, or genuine, in words or writing, esp. officially: to attest the truth of a statement. 2. to give proof or evidence of; manifest: This essay attests your …

ATTEST definition: to bear witness to; certify; declare to be correct, true, or genuine; declare the truth of, in words or writing, especially to affirm in an official capacity. See examples of attest used in a …

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

[~ + object] to bear witness to, esp. officially: I can attest the truth of her statement. to give proof or evidence of: [~ + to + object] I can attest to her reliability. [~ + object] This essay attests your writing …

Attest definition: To confirm the existence, usage, or currency of (a word, for example), as by being recorded in writing.

Dec 14, 2025 · attest n (plural attesten, diminutive attestje n) certificate, document supporting an assertion

To attest something or attest to something means to say, show, or prove that it is true. Anyone who has heard the band can attest to their skill.

He was asked to attest [= authenticate] the will/signature. The plant's presence in the ancient world is attested by fossils that have been found. The signature required attestation.