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Feb 12, 2012
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Dictionary


au•then•ti•cate



Pronunciation: (ô-then'ti-kāt"), [key]
—v.t., -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.

authenticalauthenticator
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