- 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.
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Origin of binary
WORDS THAT MAY BE CONFUSED WITH binarybinary , bindery
How to use binary in a sentence
The bright star Capella is an excellent illustration of these spectroscopic binaries.A Text-Book of Astronomy|George C. Comstock
The pale binaries sat stolidly on the horizon, forty degrees apart.Faithfully Yours|Lou Tabakow
Most of the spectroscopic binaries appear to be upon a smaller scale than the telescopic ones.
In observations of spectroscopic binaries we do not always get a double spectrum.
We find in practice that the parent colours do not, with material colours, produce the theoretical binaries.Art Principles|Ernest Govett
British Dictionary definitions for binary
noun plural -ries
Word Origin for binary
Medical definitions for binary
Scientific definitions for binary
Cultural definitions for binary
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.