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Authenticate synonyms

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verify
To demonstrate the truth or accuracy of, as by the presentation of evidence:
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  1. To demonstrate the truth or accuracy of, as by the presentation of evidence:
  2. To prove to be true by demonstration, evidence, or testimony; confirm or substantiate
  3. To test or check the accuracy or correctness of, as by investigation, comparison with a standard, or reference to the facts
confirm
To make firmer; strengthen:
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  1. To make firmer; strengthen:
  2. To prove the truth, validity, or authenticity of; verify
  3. To support or establish the certainty or validity of; verify:
validate
To make binding under the law; give legal force to; declare legally valid
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  1. To make binding under the law; give legal force to; declare legally valid
  2. To establish the soundness, accuracy, or legitimacy of:
  3. To check or prove the validity of; verify.
attest
(--- Linguistics) To confirm the existence, usage, or currency of (a word, for example), as by being recorded in writing.
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  1. (--- Linguistics) To confirm the existence, usage, or currency of (a word, for example), as by being recorded in writing.
  2. (Linguis.) To verify the existence of (a form believed to have occurred in a language)
  3. To supply or be evidence of:
back
In reply or return:
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  1. In reply or return:
  2. In, to, or toward a past time:
  3. To furnish or strengthen with a back or backing.
confirm
To support or establish the certainty or validity of; verify:
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  1. To support or establish the certainty or validity of; verify:
  2. To prove the truth, validity, or authenticity of; verify
  3. To make firmer; strengthen:
corroborate
(Obs.) To strengthen
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  1. (Obs.) To strengthen
  2. To make more certain the validity of; confirm; bolster; support
  3. To confirm, ratify, strengthen, or support, especially by additional authority or evidence. To confirm, ratify, strengthen, or support, especially by additional authority or evidence.
evidence
To bear witness to; attest
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  1. To bear witness to; attest
  2. To indicate clearly; exemplify or prove:
  3. To make evident; indicate; show
justify
To format (a paragraph, for example) so that the lines of text begin and end evenly at a straight margin.
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  1. To format (a paragraph, for example) so that the lines of text begin and end evenly at a straight margin.
  2. (Law) To show an adequate reason for something done
  3. To demonstrate or prove to be just, right, or valid:
substantiate
To verify something by supplying evidence; to corroborate or authenticate
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  1. To verify something by supplying evidence; to corroborate or authenticate
  2. To show to be true or real by giving evidence; prove; confirm
  3. To give substance or true existence to
testify
To give testimony in a legal case or before a deliberative body:
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  1. To give testimony in a legal case or before a deliberative body:
  2. To tell a court what pertinent information to a case one has, while under oath, and while the defendant is present.
  3. To serve as evidence:
validate
To make binding under the law; give legal force to; declare legally valid
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  1. To make binding under the law; give legal force to; declare legally valid
  2. To authorize as by signing, stamping, etc.
  3. To establish the soundness, accuracy, or legitimacy of:
verify
(Law) To attest to the truth of (something) formally or under oath.
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  1. (Law) To attest to the truth of (something) formally or under oath.
  2. To demonstrate the truth or accuracy of, as by the presentation of evidence:
  3. To prove to be true by demonstration, evidence, or testimony; confirm or substantiate
warrant
To give formal assurance, or guarantee, to (someone) or for (something)
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  1. To give formal assurance, or guarantee, to (someone) or for (something)
  2. To provide adequate grounds for; justify or require:
  3. To guarantee as being true; (colloquially) to believe strongly.
confirm
To cause to undergo the religious ceremony of confirmation
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  1. To cause to undergo the religious ceremony of confirmation
  2. To support or establish the certainty or validity of; verify:
  3. To prove the truth, validity, or authenticity of; verify
corroborate
(Obs.) To strengthen
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  1. (Obs.) To strengthen
  2. To make more certain the validity of; confirm; bolster; support
  3. To confirm, ratify, strengthen, or support, especially by additional authority or evidence. To confirm, ratify, strengthen, or support, especially by additional authority or evidence.
demonstrate
To show the use of (an article) to a prospective buyer:
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  1. To show the use of (an article) to a prospective buyer:
  2. To show military power or preparedness
  3. To show to be true by reasoning or adducing evidence; prove:
endorse
To state, as in an advertisement, that one approves of (a product, service, etc.), often in return for a fee
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  1. To state, as in an advertisement, that one approves of (a product, service, etc.), often in return for a fee
  2. To give approval to; support; sanction
  3. To express approval of or give support to, especially by public statement; sanction:
establish
To cause to be able to grow or thrive:
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  1. To cause to be able to grow or thrive:
  2. To bring about; generate or effect:
  3. To cause (an institution, for example) to come into existence or begin operating; found; set up.
evidence
To bear witness to; attest
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  1. To bear witness to; attest
  2. To indicate clearly; exemplify or prove:
  3. To make evident; indicate; show
prove
To be shown to be such; turn out:
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  1. To be shown to be such; turn out:
  2. To show (oneself) to be what is specified or to have a certain characteristic:
  3. To show (oneself) to be capable, dependable, etc.
show
To be or become seen or visible; appear
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  1. To be or become seen or visible; appear
  2. (Theater) To give a performance; appear
  3. To enter (animals, flowers, etc.) in a competitive show
substantiate
To give substance or true existence to
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  1. To give substance or true existence to
  2. To prove the truth of or support with proof or evidence:
  3. To show to be true or real by giving evidence; prove; confirm
validate
To check or prove the validity of; verify.
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  1. To check or prove the validity of; verify.
  2. To render valid.
  3. To establish the soundness, accuracy, or legitimacy of:
verify
To test or check the accuracy or correctness of, as by investigation, comparison with a standard, or reference to the facts
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  1. To test or check the accuracy or correctness of, as by investigation, comparison with a standard, or reference to the facts
  2. To demonstrate the truth or accuracy of, as by the presentation of evidence:
  3. To prove to be true by demonstration, evidence, or testimony; confirm or substantiate
Find another word for authenticate. In this page you can discover 34 synonyms, antonyms, idiomatic expressions, and related words for authenticate, like: verify, confirm, validate, prove, verify, See syn. study at, attest, back, bear out, confirm and corroborate.

Sentence Examples

  • Its primary object was to authenticate the relics of St James at Compostella.

  • His last chemical paper, published in 1788, on the "Conversion of a mixture of dephlogisticated and phlogisticated air into nitrous acid by the electric spark," describes measures he took to authenticate the truth of the experiment described in the 1785 paper, which had "since been tried by persons of distinguished ability in such pursuits without success."

  • The legend probably originated in a desire to authenticate the relics in the abbey of Saint Denis, supposed to have been brought to Aix by Charlemagne, and is preserved in a 12th-century romance, Le Voyage de Charlemagne a Jerusalem et a Constantinople.'

  • Furthermore, this belief that prophecy had ceased led the religious personalities of the later time to authenticate their message by means of antedated prophecy.

  • authenticate a cardholder.

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Words that mention authenticate in the Dictionary

Words near authenticate in the Thesaurus