Definitions
real number Tweet Definition of real number Like Definition of real number on Facebook
noun (plural real numbers)
  1. (mathematics) An element of the real numbers; real numbers include the rational numbers and the irrational numbers, but not the imaginary numbers or complex numbers
Every integer is a real number, but not vice versa.
  1. (computing) A floating-point number.
Even if you pass sqrt an integer, it returns a real number.
Translations: 
  • Dutch: reí«el getal
  • French: nombre réel

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