confidential
adjective uk/ˌkɒn.fɪˈden.ʃəl/ us/ˌkɑːn.fəˈden.ʃəl/
C1 秘密的，机密的
secret, often in a formal, business, or military situation
All information will be treated as strictly confidential. 所有的信息都将被视作绝密。
- More examples
- 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.