n. [ Cf. F. authenticité. ] 1. The quality of being authentic or of established authority for truth and correctness. [ 1913 Webster ]
2. Genuineness; the quality of being genuine or not corrupted from the original. [ 1913 Webster ]
☞ In later writers, especially those on the evidences of Christianity, authenticity is often restricted in its use to the first of the above meanings, and distinguished from qenuineness. [ 1913 Webster ]