attestation

Definitions

The action of providing or certifying the truth or authenticity of something.

Evidence or proof that something exists or is true.

A formal declaration or statement, typically in writing, that serves as testimony.

Examples

The notary provided an official attestation that the document was signed in his presence.

His certificate serves as an attestation of his completion of the advanced training program.

The witness gave a sworn attestation regarding the events she observed on the night of the incident.

Synonyms

certification confirmation testimony verification witnessing endorsement validation

Antonyms

refutation denial contradiction disproof rebuttal disavowal negation