Oxford Dictionary English

    binary

    adjective
    adjective
    BrE BrE//ˈbaɪnəri//
    ; NAmE NAmE//ˈbaɪnəri//
    , NAmE//ˈbaɪneri//
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  1. 1 (computing, mathematics) using only 0 and 1 as a system of numbers the binary system binary arithmetic
  2. 2(specialist) based on only two numbers; consisting of two parts binary code/numbers compare unary
    3. see also non-binary     Word Originlate Middle English (in the sense ‘duality, a pair’): from late Latin binarius, from bini ‘two together’.
See binary in the Oxford Learner's Dictionary of Academic EnglishSee binary in the Oxford Advanced American Dictionary
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