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English definition of “top secret”

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top secret

adjective uk   us  
(of information) extremely secret and not to be told to anyone outside a particular group of people: These papers are top secret. [before noun] a top-secret military research project
Translations of “top secret”
in Chinese (Traditional) (情報)絕密的…
in Chinese (Simplified) (情报)绝密的…
(Definition of top secret from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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