English Reference
noun

authenticity

n.
US /ˌɔθənˈtɪsɪti/ UK /ɔːθɪntˈɪsɪti/ au·then·tic·i·ty UK spelling authenticities

  1. 01 B2 Upper Intermediate

    the quality of being real or true, and not a copy or a lie.

    the quality of being genuine or not corrupted from the original; having the same origin or attribution as claimed.

    Simple

    The museum checked the authenticity of the painting before buying it.

    In context

    Art historians spent months verifying the authenticity of the manuscript, comparing the ink and paper to other documents from the same period.

    Usage

    Usually uncountable; often followed by the preposition 'of'.

    genuinenessvalidityoriginality
    falsenessartificiality
  2. 02 C1 Advanced Academic

    the quality of being honest about your own personality and feelings.

    the degree to which an individual's actions are congruent with their beliefs and desires, despite external pressures.

    Simple

    People liked the politician because of her authenticity and direct way of speaking.

    In context

    In modern leadership theory, authenticity is considered a vital trait for building trust and long-term engagement within a team.

    Teacher's tip

    This sense is very common in modern psychology and business contexts; it refers to 'being yourself' rather than just 'being real'.

    hypocrisyinsincerity

Announcing the change , external , Spotify says "true artist-fan connection can only be built on a foundation of trust and authenticity".

BBC News· 12 Aug 2026

Spotify said: “True artist-fan connection can only be built on a foundation of trust and authenticity.

The Guardian· 11 Aug 2026

From authentic + -ity.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level B2 · Upper Intermediate
Frequency Frequent
Updated