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Updated June 2026
The process of proving or showing something to be true, genuine, or valid. In computing, it refers to verifying the identity of a user or system.
“Two-factor authentication provides an extra layer of security for online accounts.”
/ɔːˌθɛntɪˈkeɪʃn/
au·then·ti·ca·tion
Contains 'ATION' ending with multiple common letters; features 'AUTHENTIC' prefix
Worth 22 points; 'H' adds value
Look up authentication in an authoritative dictionary for full definitions, pronunciation, and etymology.
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