The quality of being authentic; authenticity.

Dated spelling of authentically.

(civil law) A collection of the Novels or New Constitutions of Justinian, by an anonymous author.

(archaic) Authentic.

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

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

Synonym of authentic.

(cartography) Of a map, equal-area.

The quality or state of being an author; the function or dignity of an author. / The source; origin; origination

(dated) A female author.