
English word binary comes from Proto-Indo-European *dwó, and later Proto-Indo-European *dwís (In two. Twice, doubly.)
*dwó (Proto-Indo-European)
*dwís (Proto-Indo-European)
In two. Twice, doubly.
s (Latin)
bini (Latin)
binarius (Late Latin)
binary (English)
(astronomy) A star system consisting of only two stars.. (computing) An executable computer file.. (mathematics, computing, uncountable) The bijective base-2 numeral system, which uses only the digits 0 and 1. (arithmetic, computing) Concerning numbers and calculations using the binary number system.. (computing) Of data, consisting coded values (e.g. machine code) not interpretable as plain [...]