- to remove the classification from (information, a document, etc.) that restricts access in terms of secrecy, confidentiality, etc.Compare classification(def 5).
Origin of declassify
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for declassified
Transcripts from hearings held by the Atomic Energy Commission in 1954 have recently been declassified and studied by scholars.I Saw Nuclear Armageddon Sitting on My Desk
November 10, 2014
The bunker, so crucial during the final years of the Cold War in the Baltic, was only declassified in 2003.The Secret Soviet Power Bunker—in Latvia, a Hiding Place for the Elite
September 25, 2014
So the official number now from the National Archives is 2,658 hours of Nixon tapes that have been declassified.Going Public With the Nixon Tapes
August 7, 2014
But as soon as the declassified version is circulating around Washington, it is sure to leak out.You're About to See What Obama Calls 'Torture'
Josh Rogin, Eli Lake
August 1, 2014
But this week many voices—including President Obama -- called for the report to be declassified.Ex-CIA Top Lawyer: Release the ‘Black Site’ Report
March 14, 2014
Even though he had not been tried as yet, he had effectively been Declassified.
At any rate, the process had gone along smoothly, even as the present process of using Class Sevens and Declassified citizens did.
It is marked "limited official use," and I think that should be declassified for this purpose.Warren Commission (5 of 26): Hearings Vol. V (of 15)
The President's Commission on the Assassination of President Kennedy
You know, of course, about the A-bomb, H-bomb and C-bomb because information that they existed had been declassified.Project Hush
- (tr) to release (a document or information) from the security list
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for declassified
Online Etymology Dictionary, © 2010 Douglas Harper