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[uh-test] /əˈtɛst/
verb (used with object)
to bear witness to; certify; declare to be correct, true, or genuine; declare the truth of, in words or writing, especially affirm in an official capacity:
to attest the truth of a statement.
to give proof or evidence of; manifest:
His works attest his industry.
to put on oath.
verb (used without object)
to testify or bear witness (often followed by to):
to attest to the reliability of an employee.
Archaic. witness; testimony; attestation.
Origin of attest
1590-1600; (< Middle French attester) < Latin attestārī to bear witness to, equivalent to at- at- + testārī (test(is) a witness + -ā- thematic vowel + -rī infinitive suffix)
Related forms
attestable, adjective
attestant, noun
attester, attestor, attestator
[uh-tes-tey-ter, at-e-stey-] /əˈtɛs teɪ tər, ˈæt ɛˌsteɪ-/ (Show IPA),
attestive, adjective
reattest, verb (used with object)
unattested, adjective
well-attested, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for attested
  • As the scattered rock stars in the audience might have attested, you can't get any cooler than that.
  • The map at the beginning of the post shows the migrations of several historically attested people.
  • The first account is written in a well-attested poetic form.
  • Its popularity is attested by the existence of the music to which it was sung in the first half of the thirteenth century.
  • Yet a detail of all miracles, though authentically attested, is not the design of this work.
  • The same was attested by others to whom the saint had discovered this signal favour.
  • She gave of herself willingly, attested by her many loyal friends from whom she took great comfort and joy.
  • They don't, as attested by the state of economy and social development today.
  • Their superiority to central planning is well attested.
  • The dropped banners of the nations surrounding him attested the oath.
British Dictionary definitions for attested


(Brit) (of cattle, etc) certified to be free from a disease, esp from tuberculosis


(transitive) to affirm the correctness or truth of
when intr, usually foll by to. to witness (an act, event, etc) or bear witness to (an act, event, etc) as by signature or oath
(transitive) to make evident; demonstrate: his life of luxury attests his wealth
(transitive) to provide evidence for: the marks in the ground attested the presence of a fossil
Derived Forms
attestable, adjective
attestant, attester, especially (law) attestor, attestator, noun
attestation (ˌætɛˈsteɪʃən) noun
Word Origin
C16: from Latin attestārī to prove, from testārī to bear witness, from testis a witness
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for attested



1590s, from Middle French attester (Old French atester, 13c.) "affirm, attest," from Latin attestari "confirm," literally "bear witness to," from ad- "to" (see ad-) + testari "bear witness," from testis "witness" (see testament). Related: Attested; attesting.

Online Etymology Dictionary, © 2010 Douglas Harper
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