variable
Definitions
An element, feature, or factor that is liable to vary or change.
A quantity that during a calculation is assumed to be able to vary or be assigned different values.
A symbol representing an unspecified value that can change.
Examples
The weather in this region is highly variable, often changing from sunshine to rain within an hour.
In the computer program, the developer assigned a new value to the variable to track the user's score.
Synonyms
changeable fluctuating unstable fickle inconsistent mutable erratic