de pendent variable

dependent variable

noun
1.
Mathematics. a variable in a functional relation whose value is determined by the values assumed by other variables in the relation, as y in the relation y = 3 x 2 . Compare independent variable ( def 1 ).
2.
Statistics. (in an experiment) the event studied and expected to change when the independent variable is changed. Compare independent variable ( def 2 ), control variable ( def 1 ).

Origin:
1850–55

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World English Dictionary
dependent variable
 
n
1.  a variable in a mathematical equation or statement whose value depends on that taken on by the independent variable: in "y = f(x)", "y'"is the dependent variable
2.  psychol, statistics the variable measured by the experimenter. It is controlled by the value of the independent variable, of which it is an index

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American Heritage
Science Dictionary
dependent variable   (dĭ-pěn'dənt)  Pronunciation Key 
In mathematics, a variable whose value is determined by the value of an independent variable. For example, in the formula for the area of a circle, A = πr2, A is the dependent variable, as its value depends on the value of the radius (r). Compare independent variable.
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