noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   One who attests.
2. 2
   someone who affirms or vouches for the correctness or truth or genuineness of something wordnet

Synonyms

All synonyms

attestantbystandereyewitnessinformantinformerpasserby

Example

More examples

"The attester confirmed the statement under oath."

Etymology

From attest + -er.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.