authenticator

[ aw-then-ti-key-ter ]
/ ɔˈθɛn tɪˌkeɪ tər /

noun

a person or thing that authenticates.
Cryptography. a code used to authenticate a previously transmitted code.

QUIZZES

DO YOU KNOW THIS VOCABULARY FROM "THE HANDMAID'S TALE"?

"The Handmaid's Tale" was required reading for many of us in school. Everyone else has probably watched the very popular and addictive TV show. Do you remember this vocabulary from the book, and do you know what these terms mean?
Question 1 of 10
decorum

Origin of authenticator

First recorded in 1860–65; authenticate + -or2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for authenticator

  • According to one authenticator of sports memorabilia, his clients are not optimistic.

    Tiger on Sale|Duff McDonald|December 8, 2009|DAILY BEAST