different between authorised vs authentic

English

Adjective

authorised (not comparable)

1. Alternative spelling of authorized

Verb

authorised

1. simple past tense and past participle of authorise

English

Alternative forms

• authentical, authentick, authenticke, authentique (all archaic)

Etymology

From Middle English authentik, from Old French autentique, from Latin authenticus, from Ancient Greek ?????????? (authentikós, “principal, genuine”), from Ancient Greek ???????? (authént?s, “lord, master”).

Pronunciation

• (US) IPA^(key): /?.???n.t?k/, /?.???n.t?k/
• (cot–caught merger) IPA^(key): /?.???n.t?k/

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.

   an authentic writer; an authentic portrait; authentic information

3. (music, of a Gregorian mode) Having the final as the lowest note of the mode.
4. (obsolete) authoritative
   • 1641, John Milton, Of Prelatical Episcopacy.

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, inauthentic, unauthentic

Derived terms

Translations

References

• authentic at OneLook Dictionary Search
• authentic in Keywords for Today: A 21st Century Vocabulary, edited by The Keywords Project, Colin MacCabe, Holly Yanacek, 2018.
• authentic in The Century Dictionary, New York, N.Y.: The Century Co., 1911.