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binary system

a system involving only two elements, as 0 and 1 or yes and no.
Mathematics. a system of counting or measurement whose units are powers of two.
Compare binary (def 2a).
Astronomy, binary star.
Also called dyadic system (for defs 1, 2).
Origin of binary system
1825-35 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for binary system
  • They think it was part of a two-star or binary system.
  • If it actually is in the nebula, perhaps its one member of a former binary system, the other star being the one that exploded.
  • Both pulsars and bursters, astrophysicists have long thought, involve a binary system: two stars orbiting each other.
  • For one thing, the stars may have started life in a binary system, in a tight orbit around another star.
  • binary system technologies offer both environmental advantages and disadvantages.
British Dictionary definitions for binary system

binary notation

a number system having a base of two, numbers being expressed by sequences of the digits 0 and 1: used in computing, as 0 and 1 can be represented electrically as off and on
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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