Pronunciation: /diːˈklasɪfʌɪ/
verb (declassifies, declassifying, declassified)
[with object]-
1officially declare (information or documents) to be no longer secret: government documents were declassified
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2reassign to a lower classification: she called for vigorous research before any moves are made to declassify the drug in Ireland
Derivatives
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Pronunciation: /-fɪˈkeɪʃ(ə)n/
noun