Binary (noun) Definition, Meaning & Examples

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adjective
  1. consisting of, indicating, or involving two.
  2. Mathematics.
    • 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.
  3. of, relating to, or written in binary code; programmed or encoded using only the digits 0 and 1: All executable programs on the computer are stored in binary files.
  4. noting a compound containing only two elements or groups, as sodium chloride, methyl bromide, or methyl hydroxide.
  5. (of an alloy) having two principal constituents.
noun, plural bi·na·ries.
  1. a whole composed of two.
  2. 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: to convert decimal to binary.
  3. a number expressed in the binary system of notation.
  4. binary code.
  5. an executable file stored in binary format.
  6. binary star.
adjective
  1. composed of, relating to, or involving two; dual
  2. of, relating to, or expressed in binary notation or binary code
  3. (of a compound or molecule) containing atoms of two different elements
  4. (of an alloy) consisting of two components or phases
  5. (of an educational system) consisting of two parallel forms of education such as the grammar school and the secondary modern in Britain
  6. (of a relation, expression, or operation) applying to two elements of its domain; having two argument places; dyadic
noun plural -ries
  1. something composed of two parts or things
  2. astronomy See binary star
  3. short for binary weapon
    Binary (noun) Definition, Meaning & Examples

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