1. no longer classified as secret or confidential; made available to the public
Usage: often used in government or military contexts

Examples

• The declassified documents revealed new information about the Cold War.
• After thirty years, the FBI files were finally declassified.
• Researchers gained access to declassified government reports.
• The declassified memo showed the agency’s true intentions.
• Many declassified materials are now available online.
• The historian studied declassified military records from World War II.