Binary may refer to:

Science and technology

Mathematics

  • Binary number, a representation of numbers using only two values (0 and 1) for each digit
  • Binary function, a function that takes two arguments
  • Binary operation, a mathematical operation that takes two arguments
  • Binary relation, a relation involving two elements
  • Finger binary, a system for counting in binary numbers on the fingers of human hands

Computing

  • Binary code, the representation of text and data using only the digits 1 and 0
  • Bit, or binary digit, the basic unit of information in computers
  • Binary file, composed of something other than human-readable text
  • Executable, a type of binary file that contains machine code for the computer to execute
  • 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

Astronomy

  • Binary star, a star system with two stars in it
  • X-ray binary, a type of stellar binary that is luminous in x-ray frequencies
  • Binary planet, two planetary bodies of comparable mass orbiting each other
  • Binary asteroid, two asteroids orbiting each other

Biology

  • Binary fission, the splitting of a single-celled organism into two daughter cells

Chemistry

  • Binary phase, a chemical compound containing two different chemical elements

Arts and entertainment

  • Binary (Doctor Who audio)

Marvel Comics

  • Binary, the name of two superheroines in the Marvel Universe
  • Binary (Carol Danvers), a Marvel Comics character
  • Binary (Marvel Cinematic Universe), or Maria Rambeau, a Marvel Cinematic Universe character

Music

  • Binary form, a way of structuring a piece of music
  • Binary (Ani DiFranco album), 2017
  • Binary (Kay Tse album), 2008
  • "Binary" (song), a 2007 single by Assemblage 23

Novel

  • Binary (novel), a 1972 novel by Michael Crichton (writing as John Lange)
  • Binary, an evil organization in the novel InterWorld

Other uses

  • Binary opposition, polar opposites, often ignoring the middle ground
  • Gender binary, the classification of gender into two distinct and disconnected forms of masculine and feminine

See also

  • Binary logic (disambiguation)
  • Binomial (disambiguation)
  • Boolean (disambiguation)
  • Secondary (disambiguation)
  • Ternary (disambiguation)
  • Unary (disambiguation)