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authenticate

play
verb, au·then·ti·cate \ə-ˈthen-ti-ˌkāt, ȯ-\

Simple Definition of authenticate

  • : to prove that something is real, true, or genuine : to prove that something is authentic

Source: Merriam-Webster's Learner's Dictionary

Full Definition of authenticate

authenticatedauthenticating

  1. transitive verb
  2. :  to prove or serve to prove the authenticity of <authenticate a document>

authenticationplay \-ˌthen-ti-ˈkā-shən\ noun
authenticator play \-ˈthen-ti-ˌkā-tər\ noun

Examples of authenticate in a sentence

  1. The signature has been authenticated.

  2. <a jeweler authenticated the diamond as real>



1651

First Known Use of authenticate

1651

Synonym Discussion of authenticate

confirm, corroborate, substantiate, verify, authenticate, validate mean to attest to the truth or validity of something. confirm implies the removing of doubts by an authoritative statement or indisputable fact <confirmed the reports>. corroborate suggests the strengthening of what is already partly established <witnesses corroborated his story>. substantiate implies the offering of evidence that sustains the contention <the claims have yet to be substantiated>. verify implies the establishing of correspondence of actual facts or details with those proposed or guessed at <all statements of fact in the article have been verified>. authenticate implies establishing genuineness by adducing legal or official documents or expert opinion <handwriting experts authenticated the diaries>. validate implies establishing validity by authoritative affirmation or by factual proof <validated the hypothesis by experiments>.

Rhymes with authenticate

abbreviate, abominate, accelerate, accentuate, accommodate, acculturate, accumulate, adjudicate, adulterate, affiliate, agglomerate, alienate, alleviate, alliterate, amalgamate, ameliorate, amyl nitrate, annihilate, annunciate, anticipate, apostolate, appreciate, appropriate, approximate, arpeggiate, articulate, asphyxiate, assassinate, asseverate, assimilate, associate, at any rate, attenuate, barbiturate, bicarbonate, calumniate, capacitate, capitulate, catholicate, certificate, coagulate, coelenterate, collaborate, commemorate, commiserate, communicate, compassionate, concatenate, conciliate, confabulate, confederate, conglomerate, congratulate, consolidate, contaminate, cooperate, coordinate, corroborate, deactivate, debilitate, decapitate, decelerate, decerebrate, deconcentrate, deconsecrate, decorticate, decrepitate, de-escalate, defibrinate, defoliate, degenerate, deliberate, delineate, demodulate, denominate, depopulate, depreciate, deracinate, deregulate, desegregate, desiderate, detoxicate, devaluate, diaconate, dilapidate, discriminate, disintegrate, disseminate, dissimulate, dissociate, domesticate, effectuate, ejaculate, elaborate, electroplate, eliminate, elucidate, emaciate, emancipate, emasculate, encapsulate, enumerate, enunciate, episcopate, equivocate, eradicate, etiolate, evacuate, evaluate, evaporate, eventuate, eviscerate, exacerbate, exaggerate, exasperate, excited state, excogitate, excoriate, exfoliate, exhilarate, exonerate, expatiate, expatriate, expectorate, expostulate, expropriate, extenuate, exterminate, extrapolate, facilitate, felicitate, fish or cut bait, garrison state, gesticulate, habilitate, habituate, hallucinate, humiliate, hydrogenate, hypothecate, illuminate, impersonate, inactivate, inaugurate, incarcerate, incinerate, incorporate, incriminate, indoctrinate, inebriate, infatuate, infuriate, ingratiate, ingurgitate, initiate, inoculate, inseminate, insinuate, instantiate, intercalate, interpolate, interrelate, interrogate, intimidate, intoxicate, invalidate, investigate, invigorate, irradiate, Italianate, Korea Strait, lanceolate, legitimate, luxuriate, mandarinate, manipulate, matriarchate, matriculate, Merthiolate, necessitate, negotiate, noncandidate, obliterate, officiate, Orange Free State, orientate, originate, oxygenate, participate, particulate, patriarchate, patriciate, perambulate, peregrinate, perpetuate, pontificate, precipitate, predestinate, predominate, prefabricate, premeditate, preponderate, prevaricate, procrastinate, prognosticate, proliferate, propitiate, proportionate, quadruplicate, quintuplicate, reciprocate, recriminate, recuperate, redecorate, reduplicate, reeducate, refrigerate, regenerate, regurgitate, reincarnate, reintegrate, reiterate, rejuvenate, remunerate, repatriate, repudiate, resuscitate, retaliate, reticulate, revaluate, reverberate, scholasticate, second estate, self-flagellate, self-immolate, self-pollinate, seventy-eight, sextuplicate, Singapore Strait, sophisticate, subordinate, substantiate, syllabicate, tergiversate, transliterate, triangulate, vanity plate, variegate, vaticinate, vituperate, vociferate


AUTHENTICATE Defined for Kids

authenticate

play
verb au·then·ti·cate \ə-ˈthen-ti-ˌkāt\

Definition of authenticate for Students

authenticatedauthenticating

  1. :  to prove or serve as proof that something is authentic




Law Dictionary

authenticate

transitive verb au·then·ti·cate

Legal Definition of authenticate

authenticatedauthenticating

  1. 1 :  to prove or serve to prove that (something) is genuine; especially :  to prove that (an item of evidence) is genuine for the purpose of establishing admissibility

  2. 2 :  to make (a written instrument) valid and effective by marking especially with one's signature <authenticate a check>





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