classified

Từ điển Oxford Advanced Learner 8th

clas·si·fied [classified classifieds] BrE [ˈklæsɪfaɪd] NAmE [ˈklæsɪfaɪd] adjective usually before noun
1. (of information)officially secret and available only to particular people
•classified information/documents/material
Opp: ↑unclassified
2. with information arranged in groups according to subjects
•a classified catalogue
3. classifiedsnoun plural = ↑classified advertisements

Example Bank:
•The British government is still refusing to disclose certain classified documents.
•The magazine printed a controversial article based on classified material.
•We are not in a position to divulge that information: it is classified.

• Từ đồng nghĩa / Synonyms:
  classified ad, classified advertisement