attest

verb at·test \ ə-ˈtest \

Definition of attest

transitive verb
1 a :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

attestation

play \ˌa-ˌtes-ˈtā-shən, ˌa-tə-ˈstā-\ noun

attester

play \ə-ˈtes-tər\ noun

Examples of attest in a Sentence

  1. I can attest that what he has said is true.

  2. The certificate attests the authenticity of the painting.

Recent Examples of attest from the Web

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.

Origin and Etymology of attest

Middle French attester, from Latin attestari, from ad- + testis witness — more at testament

attest Synonyms

Synonym Discussion of 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

ATTEST Defined for English Language Learners

attest

verb

Definition of attest for English Language Learners

  • : to show, prove, or state that something is true or real


ATTEST Defined for Kids

attest

verb at·test \ ə-ˈtest \

Definition of attest for Students

attested; attesting
:to show or give proof of :say to be true
  • I can attest to his innocence.

Law Dictionary

attest

verb at·test \ ə-ˈtest \

legal Definition of attest

transitive verb
:to bear witness to :affirm to be true or genuine; specifically :to authenticate (as a will) by signing as a witness
intransitive verb
:to bear witness :testify often used with to

attestation

play \ˌa-ˌtes-ˈtā-shən\ noun

Origin and Etymology of attest

Latin attestari, from ad to + testari to call to witness, from testis witness



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