authentic

English

• (US) IPA: /ɔ.ˈθɛn.tɪk/, /ɒ.ˈθɛn.tɪk/
• (cot–caught merger) IPA: /ɑ.ˈθɛn.tɪk/

Alternative forms

• authentick (obsolete)
• authenticke (obsolete)
• authentique (obsolete)

Etymology

From Ancient Greek αὐθεντικός (authentikόs, “principal, genuine”).

Adjective

authentic (comparative more authentic, superlative most authentic)

1. Of the same origin as claimed; genuine.

   The experts confirmed it was an authentic signature.

2. Conforming to reality and therefore worthy of trust, reliance, or belief.

   The report was completely authentic.

3. (obsolete) Having authority.

Synonyms

• (of the claimed origin): genuine, real, bonafide, bona fide, unfaked
• (conforming to fact): reliable, trustworthy, credible, unfaked

Antonyms

• (not of the claimed origin): phony, fake; ingenuine

Derived terms

• authenticity
• authentically
• authentication

Translations

of undisputed origin

Bulgarian: автентичен (bg) (avtentíčen) Chinese: Mandarin: 真實 (zh), 真实 (zh) (zhēnshí), 真正 (zh) (zhēnzhèng), 確 (zh), 确 (zh) (què), 真確 (zh), 真确 (zh) (zhēnquè), 正宗 (zh) (zhèngzōng) Czech: pravý (cs), autentický (cs), originální (cs) Danish: autentisk (da) Esperanto: aŭtentika (eo) Finnish: aito (fi), autenttinen (fi) French: authentique (fr) German: echt (de), wahr (de)

Greek: αυθεντικός (el) (afthentikós) m. Japanese: 本物の (ja) (ほんものの, honmono-no), 真正な (ja) (しんせいな, shinsei-na) Norwegian: autentisk (no) Portuguese: autêntico (pt) Russian: подлинный (ru) (pódlinnyj), достоверный (ru) (dostovérnyj), аутентичный (ru) (autentíčnyj) Spanish: auténtico (es) Swedish: autentisk (sv)

conforming to reality and therefore worthy of trust, reliance, or belief

Bulgarian: достоверен (bg) (dostovéren) Czech: hodnověrný (cs), autentický (cs), věrohodný (cs) Esperanto: aŭtentika (eo) Finnish: autenttinen (fi)

German: authentisch (de) Greek: αυθεντικός (el) (afthentikós) m. Russian: достоверный (ru) (dostovérnyj) Scottish Gaelic: cinnteach (gd)

Alternative forms

• authentical