confidentialadjectiveuk /ˌkɒn.fɪˈden.ʃəl/ us /ˌkɑːn-/
- A person's medical records are confidential.
- We have certain reasons for our decision, which have to remain confidential.
- He locked the confidential documents in his filing cabinet.
- The letter was marked 'Personal. Strictly confidential.'
- Someone has leaked confidential government information to the press.