Definition of confidential in English:

confidential

adjective

  • 1Intended to be kept secret.

    ‘confidential information’
    • ‘All information is free of charge and very confidential.’
    • ‘This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed.’
    • ‘The first public interest is the preservation of the right of organisations, as of individuals, to keep secret confidential information.’
    • ‘When you arrive, you will be asked to complete a health check questionnaire and undergo a confidential interview.’
    • ‘This information was plainly not intended to be confidential.’
    • ‘Yes, because that does not seek to protect only confidential information or trade secrets.’
    • ‘We have received much more confidential and secret information than this in my time on this and other courts.’
    • ‘In particular both of them had confidential information and used that information to buy and sell shares.’
    • ‘But for now they are keeping the final details of this revolutionary product confidential.’
    • ‘All information will be treated as confidential.’
    • ‘But of course, I got to see all kinds of information the site managers thought was confidential.’
    • ‘More importantly, there is no property in confidential information, such as business secrets and examination papers.’
    • ‘This information will be treated as confidential and might help stamp out vandalism around the church.’
    • ‘This email is confidential and intended solely for the use of the individual to whom it is addressed.’
    • ‘We worked very hard to keep any information that they provide us confidential.’
    • ‘I think, with all due respect, there is often a lot of exaggeration about the confidential nature of undercover material.’
    • ‘It also covers taking proper precautions to ensure that confidential information does not fall into the wrong hands.’
    • ‘Bedfordshire on Sunday obtained this confidential information under the Freedom of Information Act.’
    • ‘Personal information concerning research participants should be kept confidential.’
    • ‘To date, the Ministry of Health has not been requesting any additional information which may be considered confidential.’
    private, personal, intimate, privileged, quiet
    secret, top secret, sensitive, classified, restricted, non-public, unofficial, off the record, not for publication, not for circulation, not to be made public, not to be disclosed, under wraps, unrevealed, undisclosed, unpublished
    sub rosa
    hush-hush, mum
    privy
    View synonyms
    1. 1.1(of a person's tone of voice) indicating that what one says is private or secret.
      ‘he dropped his voice to a confidential whisper’
      • ‘You get this letter which starts in a very confidential tone.’
      • ‘He said it just as he had before, in a confidential whisper.’
      • ‘Have you, they ask in confidential tones, recently bought an item for close to £500 online?’
      • ‘His voice is lost in a confidential whisper.’
      • ‘This makes it tough for progressive schools in which the confidential whisper of the counsellor has replaced the swish of the cane.’
      • ‘They held champagne glasses and leaned together, talking in confidential whispers.’
      • ‘Gone was the perfunctory, toneless reading; he spoke slowly, ran the scale from a confidential whisper to a triumphant boom (for future reference, an aide in the audience noted where he talked too fast and where too slowly).’
    2. 1.2[attributive]Entrusted with private or restricted information.
      ‘a confidential secretary’
      • ‘She could barely believe that the man she had married could have acted in this way, conspiring with the lords to murder her confidential secretary and then dissolving Parliament without consulting her.’
      • ‘At the end of a year his master, well satisfied with his conduct, received him into his house, and subsequently made him his confidential assistant.’
      • ‘And it's perfectly understandable why he would want to choose someone of compatible political views to be his confidential assistant.’
      • ‘And as a precondition, he insisted on bringing her with him to the CIA as his confidential assistant.’

Pronunciation:

confidential

/kɒnfɪˈdɛnʃ(ə)l/