noun · 3 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
US, cot-caught-merger:/ɑθɛnˈtɪsɪti/
US, cot-caught-merger:/ɑθənˈtɪsɪti/
US, cot-caught-merger:[ɑθɛnˈtɪsɪɾi]
US, cot-caught-merger:[ɑθənˈtɪsɪɾi]
US:Recorded audio is listed in the source snapshot.
CMU ARPABET:AO2 TH AH0 N T IH1 S IH0 T IY0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
The quality of being genuine or not corrupted from the original, of having the same origin (or attribution, commitment, intention, etc.) as claimed.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
Examples
I hereby certify the authenticity of this copy.
The authenticity of this painting is questionable.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
The quality of being authentic (of established authority).
Definition source: English Wiktionary via Wiktextract
Usage: obsolete, uncountable, usually
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
undisputed credibility
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Narrower terms: real McCoy, real thing, real stuff
History
Etymology
Etymology tree English authentic Proto-Indo-European *-teh2 Proto-Indo-European *-ts Proto-Indo-European *-teh2ts Latin -itāsder. Old French -itebor. Middle English -ite English -ity English authenticity From authentic + -ity.
Across languages
Translations
46 source translations are retained for this English entry.
Asturian:
autenticidá
— the quality of being genuine or not corrupted from the original
Belarusian:
аўтэнты́чнасць
(awtentýčnascʹ)
— the quality of being genuine or not corrupted from the original
Bulgarian:
автенти́чност
(avtentíčnost)
— the quality of being genuine or not corrupted from the original
Bulgarian:
достоверност
(dostovernost)
— the quality of being genuine or not corrupted from the original
Catalan:
autenticitat
— the quality of being genuine or not corrupted from the original
Chinese Mandarin:
真實性 /真实性
(zhēnshíxìng)
— the quality of being genuine or not corrupted from the original
Danish:
autenticitet
— the quality of being genuine or not corrupted from the original
Dutch:
authenticiteit
— the quality of being genuine or not corrupted from the original
Dutch:
echtheid
— the quality of being genuine or not corrupted from the original
Esperanto:
aŭtenteco
— the quality of being genuine or not corrupted from the original
Esperanto:
aŭtentikeco
— the quality of being genuine or not corrupted from the original
Finnish:
aitous
— the quality of being genuine or not corrupted from the original
Finnish:
oikeellisuus
— the quality of being genuine or not corrupted from the original
Finnish:
autenttisuus
— the quality of being genuine or not corrupted from the original
French:
authenticité
— the quality of being genuine or not corrupted from the original
Galician:
autenticidade
— the quality of being genuine or not corrupted from the original
German:
Authentizität
— the quality of being genuine or not corrupted from the original
Hindi:
प्रामाणिकता
(prāmāṇiktā)
— the quality of being genuine or not corrupted from the original
Hungarian:
hitelesség
— the quality of being genuine or not corrupted from the original
Indonesian:
autentisitas
— the quality of being genuine or not corrupted from the original
Irish:
barántúlacht
— the quality of being genuine or not corrupted from the original
Irish:
fíordheimhneacht
— the quality of being genuine or not corrupted from the original
Irish:
údaracht
— the quality of being genuine or not corrupted from the original
Italian:
autenticità
— the quality of being genuine or not corrupted from the original
Japanese:
真実味
(shinnjitsumi)
— the quality of being genuine or not corrupted from the original
Kazakh:
шынайылық
(şynaiylyq)
— the quality of being genuine or not corrupted from the original
Kazakh:
түпнұсқалық
(tüpnūsqalyq)
— the quality of being genuine or not corrupted from the original
Latvian:
īstums
— the quality of being genuine or not corrupted from the original
Malayalam:
ആധികാരികത
(ādhikārikata)
— the quality of being genuine or not corrupted from the original
Māori:
hāponotanga
— the quality of being genuine or not corrupted from the original
Norwegian Bokmål:
autentisitet
— the quality of being genuine or not corrupted from the original
Norwegian Nynorsk:
autentisitet
— the quality of being genuine or not corrupted from the original
Polish:
autentyczność
— the quality of being genuine or not corrupted from the original
Polish:
autentyka
— the quality of being genuine or not corrupted from the original
Polish:
autentyzm
— the quality of being genuine or not corrupted from the original
Polish:
prawdziwość
— the quality of being genuine or not corrupted from the original
Portuguese:
autenticidade
— the quality of being genuine or not corrupted from the original
Romanian:
autenticitate
— the quality of being genuine or not corrupted from the original
Russian:
по́длинность
(pódlinnostʹ)
— the quality of being genuine or not corrupted from the original
Russian:
достове́рность
(dostovérnostʹ)
— the quality of being genuine or not corrupted from the original
Russian:
аутенти́чность
(autɛntíčnostʹ)
— the quality of being genuine or not corrupted from the original
Sicilian:
autinticità
— the quality of being genuine or not corrupted from the original
Spanish:
autenticidad
— the quality of being genuine or not corrupted from the original
Swedish:
autenticitet
— the quality of being genuine or not corrupted from the original
Ukrainian:
автенти́чність
(avtentýčnistʹ)
— the quality of being genuine or not corrupted from the original
Yiddish:
אויטענטישקייט
(oytentishkeyt)
— the quality of being genuine or not corrupted from the original
