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English definition of “PDF”

PDF

noun [C or U]     /ˌpiː.diːˈef/
abbreviation for portable document format: a system for storing and sending documents between computers that does not allow the contents to be changed, or a document created using this system: a PDF fileComputer programming and software
(Definition of PDF noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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