Definition of authenticate in English:

authenticate

verb

[WITH OBJECT]
  • 1 Prove or show (something) to be true, genuine, or valid.

    ‘they were invited to authenticate artefacts from the Italian Renaissance’
    • ‘The lawyer says his client has started compiling documents that he says will authenticate her life story as she tells it in the book.’
    • ‘The family claimed asylum in the UK, but, despite evidence that included authenticated documents, their story was not believed and their claim was rejected.’
    • ‘These secondary art pieces, the organizer said, were not readily available on the market and each piece was fully authenticated and personally guaranteed.’
    • ‘Research institutions and universities can provide scientific support to authenticate the data.’
    • ‘Even if an engagement ring comes with a certificate authenticating the stone, this is no guarantee of the market value.’
    • ‘How will a prescription telephoned or e-mailed from a physician's office be authenticated or confirmed in pharmacies?’
    • ‘There is no authenticated record of three or more such deaths in a single family.’
    • ‘He said such evidence could include originals or copies of documents authenticated by the UN fact-finding commission.’
    • ‘The significant problem with both press releases and web pages that describe these items is that they provide little, if any, hard data that authenticates the identification of these items as valid artifacts or bones.’
    • ‘I hope our Prime Minister will think about this in the coming weeks should the substance of the leaked memo be authenticated.’
    • ‘The teenagers also asked relatives to send them school and birth certificates to authenticate their nationality.’
    • ‘A variety of evidence can be brought forward to authenticate documents, whether the documents are originals or, as in this case, copies.’
    • ‘This found the first authenticated case of football match-fixing - and it resulted in the suspension of eight players.’
    • ‘There is little authenticated information on the likely cost of the programme and its various component projects.’
    • ‘The state Electoral Commission had itself checked and authenticated their membership claims, verifying 97 percent as genuine.’
    • ‘It is the vendor's responsibility to supply evidence sufficient to authenticate the material and allay these concerns; this, to date, has not been done.’
    • ‘If you have a document, authenticate it, and be careful of your sources.’
    • ‘Membership is free, however, in order to authenticate your enrollment please confirm your account details below’
    • ‘These certificates are an important consumer safeguard, as they authenticate a stone's specifications and confirm that it matches what a salesperson claims it is.’
    • ‘It was five months and 11 days after the event that I finally received the certificate to authenticate the achievement.’
    • ‘In fact, only two experts authenticated them - and could not vouch for the documents themselves, only the signature, the sources said.’
    validate, ratify, confirm, seal, sanction, endorse, guarantee
    verify, validate, prove to be genuine, certify
    View synonyms
    1. 1.1Computing
      [no object](of a user or process) have one's identity verified.
      ‘it only accepts commands from users who have authenticated as ‘clients’’
      • ‘The Deluxe edition is ideal for home or small-business users in a workgroup environment or for people who don't need to authenticate to a Windows server.’
      • ‘Web Users: members can authenticate with a proxy server to access the Web.’
      • ‘However there is no need to authenticate to perform this attack, only access to the web server is required.’
      • ‘A closed portal requires users to authenticate before they get access.’
      • ‘The global internet browsing policy dictates that everyone must authenticate with user credentials prior to gaining access to the internet.’
      • ‘He then proceeds to enroll and authenticate to the secure e-mail service.’
      • ‘In order to access the functions with your browser, you must first authenticate with a user name and password.’
      • ‘For instance, the application might require users to authenticate using web-based forms.’

Origin

Early 17th century: from medieval Latin authenticat- established as valid, from the verb authenticare, from late Latin authenticus genuine (see authentic).

Pronunciation:

authenticate

/ɔːˈθɛntɪkeɪt/