Definition of independent variable in US English:
 independent variable
nounˌɪndəˈpɛndənt ˈvɛriəbəlˌindəˈpendənt ˈverēəbəl
Mathematics A variable (often denoted by x) whose variation does not depend on that of another.
 Example sentencesExamples
-  We started with wave form as the dependent variable, and the remaining variables as independent variables.
 -  As a result, it is difficult to assess the causal impact of the independent variables on the dependent variables.
 -  The decomposition of the effects of independent variables on the dependent variables are presented in Table 2.
 -  They allow researchers to study the effects of many independent variables on the dependent variable.
 -  Correlation analysis among the independent variables showed coefficients of less than 0.70.
 -  That is, data that are missing are independent of either the independent variable X or the dependent variable Y.