declassified
declassified — adjective
1. Describes official documents, intelligence reports, or other materials that were
Describes official documents, intelligence reports, or other materials that were once kept secret for security reasons but have now been officially made available to the public.
Declassified papers from the 1970s showed what the government knew about the nuclear accident.
often before a noun: declassified documents / files / records
Journalists spent months reading through declassified intelligence reports about the Cold War.
A stack of declassified military records sat on the historian's desk for review.
The museum displayed declassified maps that had once been used by the spy agency.
Under the new law, all declassified material must be published online within five years.
- unclassified
Broader term — can mean never classified in the first place, not just formerly secret.
- released
Focuses on the act of making available rather than the removal of secrecy status.
- public
General term — lacks the official, security-specific procedure implied by 'declassified'.
- classified
Still officially secret and restricted from public access.
- top secret
The highest level of security classification, opposite of declassified.
文法句型
declassified + noun
用法筆記
Typically used before a noun. The declassification process is governed by a specific set of national security rules that vary by country.
常見錯誤
declassified — verb
1. To officially remove the security or confidentiality status from official docume
To officially remove the security or confidentiality status from official documents, information, or materials so that they are no longer secret and can be accessed by the public.
The National Archives declassified hundreds of Cold War documents last spring after a routine review.
declassify + noun phrase (direct object)
Congress urged the committee to declassify the report so that citizens could read the findings.
The file was declassified in 2018, allowing journalists to examine it for the first time.
Omar requested that the agency declassify the photographs to support the ongoing investigation.
The government refuses to declassify the records, arguing that national security is still at risk.
- release
Less specific — can refer to making any information public, not necessarily formerly secret material.
- disclose
Often implies revealing something that someone tried to keep hidden rather than a formal process.
- publish
Broader meaning — making something available in print or online, not tied to security classification.
- classify
To designate documents or information as secret and restrict access to them.
文法句型
declassify + noun phrase
be declassified (passive)
用法筆記
Frequently used in the passive voice (be declassified) because the focus is usually on the documents themselves rather than on who declassified them. The subject of the active verb is almost always an official body — a government agency, a committee, or a legal authority.