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Denotation vs. Connotation

authenticator

[aw-then-ti-key-ter] /ɔˈθɛn tɪˌkeɪ tər/
noun
1.
a person or thing that authenticates.
2.
Cryptography. a code used to authenticate a previously transmitted code.
Origin of authenticator
1860-1865
1860-65; authenticate + -or2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Contemporary Examples
  • According to one authenticator of sports memorabilia, his clients are not optimistic.

    Tiger on Sale Duff McDonald December 7, 2009

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