Definition of terabyte in English:

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Pronunciation: /ˈtɛrəbʌɪt/
(abbreviation TB)


A unit of information equal to one million million (1012) or, strictly, 240 bytes.
Example sentences
  • There is an estimated one million terabytes of online information, and this amount is growing with every new web page that is posted.
  • But midrange and high-end appliances storing gigabytes and terabytes of data require sophisticated backup approaches such as tape libraries.
  • Those little gray boxes will hold not just gigabytes but terabytes and someday maybe petabytes.
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