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English definition of “tab”

tab

noun [C] (COMPUTER)    /tæb/
a small symbol on a computer screen or website that allows you to open different documents or pages : Move between pages by clicking on the tabs at the top of the screen .Internet terminology and abbreviations a fixed position on a line of text that can be reached by pressing the tab key on a keyboard
(Definition of tab noun (COMPUTER) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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