megabyte Meaning in the Cambridge English Dictionary
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Meaning of “megabyte” in the English Dictionary

"megabyte" in British English

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megabytenoun [C]

uk   us   /ˈmeɡ.ə.baɪt/ (written abbreviation MB)
a ​unit used in ​measuring the ​amount of ​information a ​computer can ​store, with the ​value 1,048,576 bytes
(Definition of megabyte from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"megabyte" in American English

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megabytenoun [C]

 us   /ˈmeɡ·əˌbɑɪt/ (abbreviation MB)
a ​unit of ​measurement of ​computerstoragespaceequal to 1,048,576 bytes
(Definition of megabyte from the Cambridge Academic Content Dictionary © Cambridge University Press)

"megabyte" in Business English

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megabytenoun [C]

uk   us   /ˈmeɡəbaɪt/ (abbreviation MB, Mbyte, also informal meg) IT
a ​unit used for ​measuring the ​amount of ​information that a ​computerdisk can ​store, or the ​size of a ​computerfile: a 512-megabyte ​USBflashdrive Memory comes on 64 meg ​smartcards.
(Definition of megabyte from the Cambridge Business English Dictionary © Cambridge University Press)
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