de·​clas·​si·​fy | \ (ˌ)dē-ˈkla-sə-ˌfī How to pronounce declassify (audio) \
declassified; declassifying; declassifies

Definition of declassify

transitive verb

: to remove or reduce the security classification of declassify a secret document

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Other Words from declassify

declassification \ (ˌ)dē-​ˌkla-​sə-​fə-​ˈkā-​shən How to pronounce declassification (audio) \ noun

Examples of declassify in a Sentence

The government has not yet declassified that information.

Recent Examples on the Web

On Tuesday evening, the government released the executive summary of a 2016 report by the country’s Auditor General, a ministry, which Mr. Mahathir said Saturday would be declassified. Austin Ramzy, New York Times, "Now Free, Malaysia’s Anwar Ibrahim Attacks System That Jailed Him Twice," 15 May 2018 But Justice Department officials sent to Capitol Hill on Thursday declassified, unredacted copies of the memos, alleviating the need for a subpoena; they were quickly leaked to the media later Thursday. Anchorage Daily News, "Fired FBI deputy director’s case sent to prosecutors," 20 Apr. 2018 The number, which has been declassified every year for nearly a decade, is once again classified and not for public knowledge. Kyle Mizokami, Popular Mechanics, "The Pentagon Is Making the Number of U.S. Nukes a Secret Again," 18 Apr. 2019 These details about his work in Moscow, which were recently declassified, came from the draft of a forthcoming book. Sam Walker, WSJ, "The Offbeat Genius of a Great American Spy," 26 Jan. 2019 As president, Trump has the authority to declassify information. Carol D. Leonnig, Anchorage Daily News, "Limits still remain on security clearance for Trump son-in-law Kushner," 13 July 2018 Democrats have demanded the CIA declassify information about her role in the interrogation program. Lauren Fox And Jeremy Herb, CNN, "CIA director nominee moves closer to confirmation in the US Senate," 8 May 2018 McCain also asked Haspel to commit to declassifying a report on torture that the Senate Intelligence completed in 2014. Karoun Demirjian,, "Sen. McCain asks CIA director nominee Haspel to explain her record tied to torture," 23 Mar. 2018 Correction: This story has been corrected to reflect that the American Psychiatric Association formally declassified homosexuality as a mental disorder 40 years ago, not the American Psychological Association. Chris Weller, Newsweek, "Never Scared Straight," 1 May 2014

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'declassify.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of declassify

1945, in the meaning defined above

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Statistics for declassify

Last Updated

13 Jun 2019

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Time Traveler for declassify

The first known use of declassify was in 1945

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English Language Learners Definition of declassify

: to allow the public to see or learn about (something that has been a secret)

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