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authenticity

nounattested in dialogue

  • United States//ɑθɛnˈtɪsɪti//
  • United States//ɑθənˈtɪsɪti//
  • United States/[ɑθɛnˈtɪsɪɾi]/
  • United States/[ɑθənˈtɪsɪɾi]/

The quality of being genuine or not corrupted from the original, of having the same origin (or attribution, commitment, intention, etc.) as claimed.

noun

  1. 1

    The quality of being genuine or not corrupted from the original, of having the same origin (or attribution, commitment, intention, etc.) as claimed.

    I hereby certify the authenticity of this copy.

    The authenticity of this painting is questionable.

    This is the dim path where […] a legitimate candidate of the working class will be hammered over and over in an authenticity battle with a campaign that weekly releases some “How do you do, fellow kids?” embarrassment and whose Instagram manager is a woman with her own HBO series.

    Urban Dictionary records at least 66 of the terms found by the present research, but as this dictionary liberally accepts words, definitions, and sample sentences based solely on the say-so of contributors, in the absence of corroboration from other sources the authenticity of some entries must remain dubious.

  2. 2

    obsoleteThe quality of being authentic (of established authority).

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.

Forms

plural
authenticities
The neighbouring pagesAlphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.

Lexical content from Wiktionary, under CC BY-SA 4.0 · Source entry · Data version 2026-08-23

Rank among the words of the OpenSubtitles 2018 corpus — film and television subtitles, so spoken rather than written usage (CC BY-SA 3.0).