From Longman Dictionary of Contemporary Englishauthenticityau‧then‧tic‧i‧ty /ˌɔːθenˈtɪsəti, -θən- $ ˌɒː-/ noun [uncountable] REAL/NOT FALSE OR ARTIFICIALthe quality of being real or trueauthenticity of Archaeological evidence may help to establish the authenticity of the statue.
Examples from the Corpus
authenticity• In terms of electronic records, compliance with rule 24 would effectively ensure that the issue of document authenticity had been dealt with pre-trial.• But there is no escaping authenticity when the author has taken the photos himself.• That the photograph appears iconic not only contributes an aura of authenticity, it also seems reassuringly familiar.• Art experts have questioned the painting's authenticity.• The shock of seeing these living fossils of Xinjiang first led him to question their authenticity.• Meyer, who belongs to several groups, is known for his diehard devotion to authenticity. 