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confidential

adj.
US //ˌkɑnfəˈdɛnʃəɫ// UK //kˌɒnfɪdˈɛnʃəl// con·fi·den·tial
  1. 1 secret (adj.)
    B2 Upper Intermediate

    meant to be kept secret and not told to other people.

    intended to be kept secret or private; restricted to a specific circle of individuals.

    Example

    The doctor kept all of his patient's medical records in a confidential file.

    Example

    The legal team reminded all staff that the details of the settlement were strictly confidential and could not be discussed with the press.

    Usage

    Often used in professional contexts like law, medicine, and business.

  2. 2 trustworthy (adj.)
    C2 Proficiency Archaic

    someone who is trusted with secrets or a job that requires great trust.

    occupying a position of trust or being worthy of being trusted with private information.

    Example

    He served as a confidential clerk to the governor for many years.

    Example

    In the nineteenth-century novel, the protagonist relies heavily on his confidential servant to manage his private affairs and delicate correspondence.

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  1. 3 intimate tone (adj.)
    C2 Proficiency Literary

    speaking in a quiet, private way as if sharing a secret.

    characterised by the sharing of confidences or an intimate, private manner of communication.

    Example

    She leaned in and spoke in a low, confidential whisper.

    Example

    The two friends retreated to the corner of the library, their voices dropping into the confidential tone of those sharing long-held secrets.

Origin

From Latin confidentia + -al.

Word family

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