authentication : Definition, Synonyms, Usage in Word Games & More
noun
- Something which validates or confirms the authenticity of something
- Proof of the identity of a user logging on to some network
- A hallmark or assay-mark on a piece of metalwork
noun
Length of Word authentication
The length of the word "authentication" is 14 letters. Also check more 14 letter words and 14 Letter words starting with a.