1. A thing that serves to bear witness, confirm or authenticate.
2. A confirmation or authentication.
3. the process, performed by accountants or auditors, of providing independent opinion on published financial and other business information of a business, public agency, or other organization.
4. an appearance in print or otherwise recorded on a permanent medium.

1. the act of attesting; testimony; witness; a solemn or official declaration, verbal or written, in support of a fact; evidence. the truth appears from the attestation of witnesses, or of the proper officer. the subscription of a name to a writing as a witness, is an attestation.

1. the act of attesting; a declaration, verbal or written, in support of a fact; evidence; testimony.
2. the administration of an oath, as to a military recruit. see attest, 4.

1. the action of bearing witness
2. the evidence by which something is attested