- (v.t.) To render authentic; to give authority to, by the proof, attestation or formalities required by law or sufficient to entitle to credit.
- (v.t.) To prove authentic; to determine as real and true; as, to authenticate a portrait.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). authenticate. Retrieved September 20, 2026, from http://smartdefine.org/authenticate/definitions/1977226 |
| Chicago | Webster's. 2011. "authenticate" http://smartdefine.org/authenticate/definitions/1977226 (accessed September 20, 2026). |
| Harvard | Webster's 2011, authenticate, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/authenticate/definitions/1977226>. |
| MLA | Webster's. "authenticate" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/authenticate/definitions/1977226> |