un·​at·​test·​ed ˌən-ə-ˈte-stəd How to pronounce unattested (audio)
: not shown, proven, or stated to be true or real : not attested
an unattested verb form
an unattested will

Word History

First Known Use

1665, in the meaning defined above

Time Traveler
The first known use of unattested was in 1665

Dictionary Entries Near unattested

Cite this Entry

“Unattested.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unattested. Accessed 29 Nov. 2023.

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