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authenticate

1 ENTRIES FOUND:
authenticate ˈθɛntɪˌkeɪt/ verb
authenticates; authenticated; authenticating
authenticate
ˈθɛntɪˌkeɪt/
verb
authenticates; authenticated; authenticating
Britannica Dictionary definition of AUTHENTICATE
[+ object]
: to prove that something is real, true, or genuine : to prove that something is authentic

— authentication

/əˌθɛntɪˈkeɪʃən/ noun [noncount]