- of or relating to a system of numerical notation to the base 2, in which each place of a number, expressed as 0 or 1, corresponds to a power of 2. The decimal number 58 appears as 111010 in binary notation, since 58 = 1 × 25 + 1 × 24 + 1 × 23 + 0 × 22 + 1 × 21 + 0 × 20.
- of or relating to the digits or numbers used in binary notation.
- of or relating to a binary system.
- (of an operation) assigning a third quantity to two given quantities, as in the addition of two numbers.
noun, plural bi·na·ries.
Origin of binary
Examples from the Web for binary
Contemporary Examples of binary
And this, in turn, reinforced the religious vision of a God-given binary.Intersexuality and God Through the Ages
November 9, 2014
She acts as a sort of lie detector, but proceeds through elegant narrative rather than binary test.Wonder Woman’s Creation Story Is Wilder Than You Could Ever Imagine
November 3, 2014
A little astronomical forensics suggests that these objects used to be a binary: two stars in mutual orbit.The Weirdest Object in the Universe
Matthew R. Francis
May 18, 2014
Many stars are in binary systems, locked in mutual orbit with another star.The Hypervelocity Star That’s Being Booted from the Galaxy
Matthew R. Francis
May 11, 2014
Includes people who do not identify within the binary gender system (i.e., man/woman).What Each of Facebook’s 51 New Gender Options Means
Debby Herbenick PhD, Aleta Baldwin
February 15, 2014
Historical Examples of binary
Each pair is apparently a binary; but the period of revolution is unknown.
It is regarded as a binary of long and as yet unascertained period.
Antares is probably a binary, although its binary character has not yet been established.
It is only in the case of binary systems that we can discover the masses of stars at all.Astronomy of To-day
Cecil G. Dolmage
The binary coloured systems are not all composed of blue and red suns.Everyday Objects
W. H. Davenport Adams
noun plural -ries
Word Origin for binary
"dual," mid-15c., from Late Latin binarius "consisting of two," from bini "twofold, two apiece, two-by-two" (used especially of matched things), from bis "double" (see bis-). Binary code in computer terminology was in use by 1952, though the idea itself is ancient. Binary star in astronomy is from 1802.
Anything composed of two parts. In modern computers, information is stored in banks of components that act like switches. Since switches can be either on or off, they have a binary character, and we say that the computer uses “binary arithmetic” to do its work.