DICT.TW Dictionary Taiwan

 au·then·ti·cate /əˈθɛntɪˌket, ɔ-/
 (vt.)證明,證實,鑑定

 Au·then·ti·cate v. t. [imp. & p. p. Authenticated p. pr. & vb. n. Authenticating (░).]
 1. To render authentic; to give authority to, by the proof, attestation, or formalities required by law, or sufficient to entitle to credit.
    The king serves only as a notary to authenticate the choice of judges.   --Burke.
 2. To prove authentic; to determine as real and true; as, to authenticate a portrait.
 ◄ ►

 authenticate
      v : establish the authenticity of something