Definitions

1. verb

to remove or change the classification or status of something, especially a document or information.

“The government will declassify the files related to the historical event.”

2. verb

to make something previously secret or confidential available for public knowledge or use.

“The president declassified the memo and released it to the press.”

3. verb

to remove the secrecy or confidentiality from something.

“The scientist declassified the research data and shared it with the public.”