authenticated

/ɔːˈθen.tɪ.keɪt/ (bre, ipa) · [ɔθˈɛntəkˌetɪd] /ɑːˈθen.t̬ə.keɪt/ (ame, ipa) · [ɔθˈɛntəkˌetɪd] /ə-ˈthen-ti-ˌkāt ȯ-/ (ame, mw)

authenticated — verb

  • authenticatedpresent simple I / you / we / they
  • authenticateds3rd person singular
  • authenticateding-ing form
  • authenticatededpast simple

1. to carefully examine documents, works of art, or other objects in order to confi

1.動詞及物B2
釋義

to carefully examine documents, works of art, or other objects in order to confirm that they are real and genuine — for instance, showing that a painting really was painted by the artist whose name is on it, or that a signature on a letter is not a copy or a fake

例句

The museum hired an expert to authenticate the old painting before putting it on display.

collocation: authenticate + painting / work of art

Every degree certificate is authenticated by the university's official stamp.

passive: be authenticated + by + institution/method

同義詞
  • verify

    broader; means to check that facts or information are correct, not limited to proving an object's genuineness

  • validate

    often about confirming that something meets official standards or requirements

  • certify

    implies a formal, often written, statement of authenticity, usually by an authority

反義詞
  • forge

    to make a fake copy of something, the opposite of producing what is genuine

  • disprove

    to show that something is false rather than proving it is real

文法句型

authenticate + noun phrase

be authenticated + by + noun phrase

用法筆記

Frequently used in the passive voice (be authenticated) when the focus is on the object that has been verified. Common in legal, museum, academic, and information-technology contexts.

常見錯誤

❌The police authenticated the suspect's story.
✅The police verified the suspect's story.
💡'authenticate' is used for proving that an object or document is genuine, not for checking whether a spoken account is true.