noun🔗ShareSomething which validates or confirms the authenticity of something"The website requires authentication with a password before you can access your account. "technologycomputinginternetsystemChat with AIVocabulary GamePractice Reading
noun🔗ShareProof of the identity of a user logging on to some network"The authentication process confirmed my student ID and password, allowing me to access the online library. "computinginternettechnologyChat with AIVocabulary GamePractice Reading
noun🔗ShareA hallmark or assay-mark on a piece of metalwork"The antique silver tea set had a clear authentication mark, confirming its value. "markmaterialartpropertyChat with AIVocabulary GamePractice Reading
