Binary

Binary means "composed of two parts or two pieces". It contrasts with Unary, Ternary, Quaternary, and so on.

Binary may also refer to:

* Binary option, also known as digital option OR all-or-nothing option
* Binary numeral system, a representation for numbers using only two digits (usually, 0 and 1)
* Binary function, a function in mathematics that takes two arguments
* Binary data, composed of something other than human-readable text
* Executable, a "binary", containing machine code for the computer to execute
* Binary compound, a chemical compound containing two different chemical elements
** Binary explosive, an explosive made of two components that become explosive when mixed.
** Binary (chemical weapon), containing two chemicals that when combined make a toxic agent
* Binary fission, the splitting of a single-celled organism into two daughter cells
* Binary star, a star system with two stars in it
* Binary planet, two planetary bodies of comparable mass orbiting each other
* Binary asteroid, two asteroids orbiting each other
* Binary (novel), a 1972 novel by Michael Crichton (writing as John Lange)
* Binary (comics), a superheroine in the Marvel Universe
* Binary form, a way of structuring a piece of music
* Binary bet, a bet on a proposition which is quoted as a spread bet
* Binary code, the digital representation of text and data.

See also

* Binary prefix, indicating magnitude multipliers in a base-two number system (e.g., kilo-, kibi-, etc.)
* Binary tree, a computer tree data structure in which each node has at most two children
* Binary-coded decimal, a method for encoding for decimal digits in binary sequences
* Finger binary, a system for counting in binary numbers on the fingers of human hands
* Binomial %28disambiguation%29