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

• confirmation
• corroboration
• documentation
• evidence
• proof
• substantiation
• testament
• testimonial
• testimony
• validation
• voucher
• witness

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

The three individuals are accused of orchestrating sham weddings, connecting foreign nationals with U.S. citizens, and falsifying immigration documents, including fake health attestations. —Tom Rogers, MSNBC Newsweek, 29 Apr. 2025

Second, administrative processes can vary in speed and clarity; things like document attestation or visa approvals might take longer than expected, especially for first-timers. —Henri Al Helaly, Forbes.com, 16 Apr. 2025

Tether releases quarterly attestations about its holdings, but has not yet released a full audit of the company. —Brady Dale, Axios, 29 Jan. 2025

On-chain assets are, ultimately, financial instruments and the ecosystem is long overdue for crypto-specific audit and attestation standards. —Sean Stein Smith, Forbes, 8 Mar. 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