attestation

noun

at·​tes·​ta·​tion ˌa-ˌte-ˈstā-shən 

ˌa-tə-ˈstā-

plural attestations

1

: an act or instance of attesting something: such as

a

: a proving of the existence of something through evidence

… a complete and formal attestation of your innocence.

—Edward Bulwer-Lytton

b

: an official verification of something as true or authentic

the notary's attestation of the will

2

: the proof or evidence by which something (such as the usage of a word) is attested

the earliest attestation of the term in print

Synonyms

• evidence
• proof
• testimony
• documentation
• testament

Examples of attestation in a Sentence

the fact that he spent hours standing in line for the sequel should be attestation enough that he's a die-hard fan of the movie series

Recent Examples on the Web

That meant providing assurance through a number of different avenues, including showing a clean SOC 2 attestation, answering long security questionnaires, and completing various compliance certifications through painstakingly manual processes. —Dave Smith, Fortune, 25 Oct. 2025

Kaul argues the decision violates state law, as Wisconsin does not require proof of citizenship to register to vote, only an attestation. —Molly Beck, jsonline.com, 20 Oct. 2025

However, the technical error highlights that while the dollar peg is guaranteed by Paxos and its independent third-party attestation reports, it isn’t intrinsically tied to the minting of a stablecoin. —Dylan Butts, CNBC, 16 Oct. 2025

Plans of correction filed by Perimeter Behavioral Hospital of Dallas said the hospital would revise some of its materials, including training slides, a test, a self-attestation form used in staff training and a medical screening form for patients. —Eli Cahan, ProPublica, 23 Sep. 2025

Word History

First Known Use

1560, in the meaning defined at sense 1

Rhymes for attestation

• abdication
• aberration
• abjuration
• abnegation
• abrogation
• acceptation
• acclamation
• acclimation
• accusation
• activation
• actuation
• acylation