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English definition of “kilobyte”

kilobyte

noun [C] uk   /ˈkɪl.ə.baɪt/ (abbreviation KB, Kb) specialized us  
a unit of measurement of computer memory consisting of 1,024 bytes: a 20-kilobyte file
(Definition of kilobyte from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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