authenticate

English

Pronunciation

• (Received Pronunciation) IPA^(key): /ɒˈθɛn.tɪ.keɪt/

• Audio (Southern England):

  (file)

• (General American) IPA^(key): /ɔˈθɛn.tɪ.keɪt/
• (cot–caught merger) IPA^(key): /ɑˈθɛn.tɪ.keɪt/

Etymology 1

From Medieval Latin authenticō. By surface analysis, authentic +‎ -ate (verb-forming suffix).

Verb

authenticate (third-person singular simple present authenticates, present participle authenticating, simple past and past participle authenticated)

1. (transitive) To render authentic; to give authority to, by the proof, attestation, or formalities required by law, or sufficient to entitle to credit.
2. (transitive) To prove authentic; to determine as real and true.

   He didn’t manage to authenticate the portrait: it’s probably a fake.

   The server could not authenticate the request.

Synonyms

• authentify (which is a less common synonym)

Coordinate terms

• identify

Derived terms

• authenticatable
• authentication
• authenticator
• deauthenticate
• reauthenticate
• self-authenticating
• unauthenticated

Related terms

• authentification

Translations

to render authentic

Bulgarian: удостоверявам (bg) (udostoverjavam), установявам автентичността на (ustanovjavam avtentičnostta na) Catalan: autenticar (ca) Dutch: authenticeren (nl), authentificeren (nl) Estonian: tõendama Finnish: todentaa (fi), todistaa oikeaksi German: authentifizieren (de), ausweisen (de) Hungarian: hitelesít (hu) Maori: whakamotuhēhē, whakatūturu, motuhēhē, hāpono Persian: کیاجیدن Portuguese: autenticar (pt) Spanish: autentificar (es), autenticar (es) Tagalog: ipatotoo

to prove authentic

Bulgarian: проверявам автентичността на (proverjavam avtentičnostta na) Catalan: autenticar (ca) Danish: autentificere Dutch: authenticeren (nl), authentificeren (nl) Esperanto: aŭtentigi Estonian: tõendama Finnish: todentaa (fi), todistaa oikeaksi French: authentifier (fr) German: authentifizieren (de), beglaubigen (de) Hungarian: eredetiséget megállapít Latin: authenticō, authentīzō Maori: whakamotuhēhē, hāpono Portuguese: autenticar (pt) Spanish: autentificar (es), autenticar (es) Walloon: aveuri (wa), acertiner (wa) Yiddish: אויטענטיקירן (oytentikirn)

Etymology 2

From authentic +‎ -ate (adjective-forming suffix)

Adjective

authenticate (comparative more authenticate, superlative most authenticate)

1. Synonym of authentic.

References

• “authenticate”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.