An element, feature, or factor that is liable to vary or change. noun
The weather is a variable that can affect our travel plans.
In the experiment, temperature was the variable that was manipulated.
A quantity that during a calculation is assumed to vary or be capable of varying in value. noun
In the equation y = 2x + 3, x is the independent variable.
The researcher measured how changes in the independent variable affected the dependent variable.
Not consistent or having a fixed pattern; liable to change. adjective
The results of the test were highly variable.
The variable nature of the stock market makes it unpredictable.
Able to be changed or adapted. adjective
The schedule is variable depending on the availability of the participants.
The software settings are variable to suit different user needs.