形容词

1. 真的;真正的;真实的;真诚的
An authentic person, object, or emotion is genuine.

1. not counterfeit or copied

e.g. an authentic signature
a bona fide manuscript
an unquestionable antique
photographs taken in a veritable bull ring

Synonym: bona fideunquestionableveritable

2. conforming to fact and therefore worthy of belief

e.g. an authentic account by an eyewitness
reliable information

Synonym: reliable