attest

verb

at·test | \ ə-ˈtest

attested; attesting; attests

Definition of attest

transitive verb

1a : to affirm to be true or genuine specifically : to authenticate by signing as a witness

b : to authenticate officially

2 : to establish or verify the usage of The first use of the word "Internet" is attested in 1985.

3 : to be proof of : manifest Her record attests her integrity.

4 : to put on oath

intransitive verb

: to show, prove, or state that something is true or real —usually used with to I can attest to the truth of his statement.attest to a belief

Other Words from attest Synonyms & Antonyms Choose the Right Synonym More Example Sentences Learn More about attest

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Other words from attest

attestation \ˌa-ˌtes-ˈtā-shən,

ˌa-tə-ˈstā- \ noun

attester \ə-ˈtes-tər

\ noun

Choose the Right Synonym for attest

certify, attest, witness, vouch mean to testify to the truth or genuineness of something. certify usually applies to a written statement, especially one carrying a signature or seal. certified that the candidate had met all requirements attest applies to oral or written testimony usually from experts or witnesses. attested to the authenticity of the document witness applies to the subscribing of one's own name to a document as evidence of its genuineness. witnessed the signing of the will vouch applies to one who testifies as a competent authority or a reliable person. willing to vouch for her integrity

Examples of attest in a Sentence

I can attest that what he has said is true. The certificate attests the authenticity of the painting.

Recent Examples on the Web

Among its provisions, passengers must submit a form 48 hours before their flight signed by a mental health professional who will attest that the passenger needs to travel with an emotional support animal. — Bloomberg, latimes.com, "Federal agency says it won't oppose airlines' new restrictions on emotional support animals," 16 May 2018 Transportation projects are known to be filled with unexpected delays, as anyone familiar with Boston's Big Dig can attest. — David Grossman, Popular Mechanics, "Musk's Boring Company Gets a Tunnel-Digging Gig in Chicago," 14 June 2018 Their civic engineering can be just as calculating, as the people of Manitowish Waters can attest. — Stephanie Saul, New York Times, "The Most Powerful Conservative Couple You’ve Never Heard Of," 7 June 2018 As selfie-stick wielding masses jostle in front of the city’s harbor and glass skyline, leaflets attesting to Jesus’ love and eternal redemption are pressed into the hands of mainland tourists. — Time, "Guerrillas for God: How Hong Kong’s Pastors Are Delivering the Message to China’s Christians," 5 Mar. 2018 Puskás isn’t the only legend who never won football’s greatest honour, as Alfredo di Stefano, Eusebio and Johan Cruyff can attest. — SI.com, "World Cup Countdown: 16 Weeks to Go – Ferenc Puskás, the Galloping Major Who Led the Magical Magyars," 1 Mar. 2018 As anyone who has traveled eastbound on 36th Avenue during rush hour can attest, its proximity to Old Seward Highway makes for slow progress. — Marc Lester, Anchorage Daily News, "How to ease traffic in Midtown Anchorage? DOT wants your input.," 24 Jan. 2018 Disabled people were using drinking tubes in the mid-19th century, as attested to by a patent from 1870. — Alexis C. Madrigal, The Atlantic, "Disposable America," 21 June 2018 The Constitution and Journal newsrooms were busy places in those decades, as this photo from Election Night 1954 attests. — Pete Corson, ajc, "Photos: Former Atlanta Constitution and Journal buildings," 14 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'attest.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.