Learn the meaning, synonyms, and usage of the adjective ' authentic ' in British and American English. Find out how to pronounce, spell, and compare ' authentic ' with related words. Find the meaning, pronunciation, and usage of the adjective authentic , which means genuine, real, or trustworthy. Compare authentic with related words and see translations in Spanish, French, and German. The adjective ' authentic ' has its etymological roots in the Greek language. It is derived from the Greek word 'authentikos,' which is related to 'authentes,' meaning 'one who acts on one's authority' or 'author.' In essence, ' authentic ' originally conveyed the idea of being authoritative or having the authority to act. Over time, in Latin and later in English, it evolved to describe something that is true to its original form, unaltered, and genuinely representative of its source or nature ... Master the word " AUTHENTIC " in English: definitions, translations, synonyms, pronunciations, examples, and grammar insights - all in one complete resource.