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rational number

Other forms: rational numbers

Definitions of rational number
  1. noun
    an integer or a number that can be expressed the quotient of two integers (where the denominator does not equal zero)
    synonyms: rational
    see moresee less
    types:
    fraction
    the quotient of two rational numbers
    fixed-point part, mantissa
    the positive fractional part of the representation of a logarithm; in the expression log 643 = 2.808 the mantissa is .808
    common fraction, simple fraction
    the quotient of two integers
    improper fraction
    a fraction whose numerator is larger than the denominator
    proper fraction
    a fraction with a numerator smaller than the denominator
    complex fraction, compound fraction
    a fraction with fractions in the numerator or denominator
    continued fraction
    a fraction whose numerator is an integer and whose denominator is an integer plus a fraction whose numerator is an integer and whose denominator is an integer plus a fraction and so on
    type of:
    real, real number
    any rational or irrational number
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