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authenticate: Meaning and Definition of

au•then•ti•cate

Pronunciation: (ô-then'ti-kāt"), [key]
— -cat•ed, -cat•ing.
  1. to establish as genuine.
  2. to establish the authorship or origin of conclusively or unquestionably, chiefly by the techniques of scholarship: to authenticate a painting.
  3. to make authoritative or valid.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
authentical authenticator
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