Synonym of authentic.

The quality of being authentic; authenticity.

In an authentic manner; with the requisite or genuine authority.

(archaic) Authentic.

(transitive) To render authentic; to give authority to, by the proof, attestation, or formalities required by law, or sufficient to entitle to credit.

past participle of authenticate

(music, chiefly US) A cadence involving the resolution of the dominant chord (V) to the root chord (I).

(law) In the law of evidence, being a piece of evidence that will automatically be presumed authentic for purposes of admissibility based on the character of the evidence itself. Examples include certified copies of public or business records, official publications of government agencies, and newspaper articles.

plural of authentic cadence

Alternative form of nonauthentic