English Reference
adjective

undisclosed

adj.
US /ˌəndɪˈskɫoʊzd/ UK /ʌndɪsklˈəʊzd/ undis·closed

  1. 01 C1 Advanced Formal

    describes information that is not shared with the public, often for a specific reason.

    not revealed or made public; typically used for information withheld for privacy, security, or legal reasons.

    Simple

    The company was sold to a private buyer for an undisclosed amount of money.

    In context

    The witness was moved to an undisclosed location to ensure their safety during the high-profile trial.

    Usage

    Usually placed before the noun it describes.

    Teacher's tip

    This word is very common in news reports and legal contexts, especially regarding money or locations.

    secrethiddenunrevealed

Nine of the 14 moves identified this summer are listed as free transfers, with the other five for undisclosed fees.

BBC News· 15 Aug 2026

Ultimately, Maresca got his move but was also forced to apologise on Instagram and pay an undisclosed sum to Chelsea ." 0:28 Is there a deadline on Man City for Fernandez transfer?

BBC News· 14 Aug 2026

From un- + disclosed.

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

This entry
Level C1 · Advanced
Frequency Frequent
Updated