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2 definitions found
 for Variable
From The Collaborative International Dictionary of English v.0.48 :

  Variable \Va"ri*a*ble\, a. [L. variabilis: cf. F. variable.]
     1. Having the capacity of varying or changing; capable of
        alternation in any manner; changeable; as, variable winds
        or seasons; a variable quantity.
        [1913 Webster]
  
     2. Liable to vary; too susceptible of change; mutable;
        fickle; unsteady; inconstant; as, the affections of men
        are variable; passions are variable.
        [1913 Webster]
  
              Lest that thy love prove likewise variable. --Shak.
        [1913 Webster]
  
              His heart, I know, how variable and vain! --Milton.
        [1913 Webster]
  
     Variable exhaust (Steam Eng.), a blast pipe with an
        adjustable opening.
  
     Variable quantity (Math.), a variable.
  
     Variable-rate mortgage (Finance), a mortgage whose
        percentage interest rate varies depending on some agreed
        standard, such as the prime rate; -- used often in
        financing the purchase of a home. Such a mortgage usually
        has a lower initial interest rate than a fixed-rate
        mortgage, and this permits buyers of a home to finance
        the purchase a house of higher price than would be
        possible with a fixed-rate loan.
  
     Variable stars (Astron.), fixed stars which vary in their
        brightness, usually in more or less uniform periods.
        [1913 Webster]
  
     Syn: Changeable; mutable; fickle; wavering; unsteady;
          versatile; inconstant.
          [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  Variable \Va"ri*a*ble\, n.
     1. That which is variable; that which varies, or is subject
        to change.
        [1913 Webster]
  
     2. (Math.) A quantity which may increase or decrease; a
        quantity which admits of an infinite number of values in
        the same expression; a variable quantity; as, in the
        equation x^{2 - y^{2} = R^{2}, x and y are variables.
        [1913 Webster]
  
     3. (Naut.)
        (a) A shifting wind, or one that varies in force.
        (b) pl. Those parts of the sea where a steady wind is not
            expected, especially the parts between the trade-wind
            belts.
            [1913 Webster]
  
     Independent variable (Math.), that one of two or more
        variables, connected with each other in any way whatever,
        to which changes are supposed to be given at will. Thus,
        in the equation x^{2 - y^{2} = R^{2}, if arbitrary
        changes are supposed to be given to x, then x is the
        independent variable, and y is called a function of x.
        There may be two or more independent variables in an
        equation or problem. Cf. Dependent variable, under
        Dependent.
        [1913 Webster]

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