Try Our Apps
Dictionary.com

follow Dictionary.com

2017 Word of the Year

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
First recorded in 1860-65; authenticate + -or2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for authenticator
Contemporary Examples
  • According to one authenticator of sports memorabilia, his clients are not optimistic.

    Tiger on Sale Duff McDonald December 8, 2009

Word of the Day

Nearby words for authenticator

Word Value for authenticator

0
20
Scrabble Words With Friends