Definition of Authenticate

to prove that something is true or genuine

Examples of Authenticate in a sentence

We will need to authenticate your orders to make sure that they did indeed come from high command before we can let you past this point.  🔊

We have to authenticate the stories we are told by people we don’t trust if we want to know whether or not they are telling the truth.  🔊

A security guard has to authenticate your identity before allowing you onto a military base, and they usually do this through ID.  🔊

I want to authenticate the story I heard on the news, since it seems to be nothing more than a rumor at this point.  🔊

In order to authenticate the genuine nature of a supposedly classical painting, you will need to take it to a skilled appraiser to see if it is real.  🔊

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