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tr.v. de·clas·si·fied, de·clas·si·fy·ing, de·clas·si·fies
To remove official security classification from (a document).

de·clas′si·fi′a·ble adj.
de·clas′si·fi·ca′tion (-fĭ-kā′shən) n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.declassified - having had security classification removed
unclassified - not subject to a security classification
References in periodicals archive ?
The declassified footage of mushroom clouds was captured on film more than 50 years ago.
Olsen and I have worked for years to get the records of his service declassified, and he will now be able to use his military records to apply for VA health care and benefits that he has fought so long for.
Ahead of the 50th anniversary of the Six Day War, the Israel State Archives, a unit within the Prime Minister's Office, has declassified and declassified and has made available material from the Six Day War.
Now, netizens can watch dozens of declassified nuclear tests on YouTube, thanks to nuclear weapon physicist Greg Spriggs from the Lawrence Livermore National Laboratory, and film expert Jim Moye.
See 75 years worth of declassified CIA cartography atwww.
Congress in July released 28 declassified pages from a congressional report into 9/11.
One of the declassified files showed former Prime Minister PV Narasimha Rao had proposed to confer Bharat Ratna to Netaji posthumously, indicating that the government at that time had accepted that he was dead.
Declassified US documents made public this week by a nonprofit group made allegations in a memo, written early in 2010 by a US official who was not named, according to the Washington Post report.
Summary: Speaker Nabih Berri Thursday declassified the minutes of the meetings of Parliament's Telecommunications and Media Committee after it discussed "illegal" Internet service providers.
The recordings recovered from Apollo 10 were only declassified in 2008 and will now be played on the Science Channel's Unexplained Files coming up later this month.
Kolkata: On the 119th birth anniversary of Indian freedom fighter Netaji Subhas Chandra Bose, Prime Minister Narendra Modi declassified 100 secret files for the first time which is believed will solve the mystery of his disappearance 70 years ago.
For students of history, the declassified briefs will lend insight into why a president chooses one path over another when it comes to statecraft.