authentication
noun/ɔːˌθentɪˈkeɪʃn/
/ɔːˌθentɪˈkeɪʃn/
- [uncountable] the act of proving that something is real, true or what somebody claims it is
- When buying jewellery, make sure you get a certificate of authentication.
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- [uncountable, countable] the act of proving that somebody is a particular person
- User authentication is often performed with passwords.
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authentication