Main entry: variable, variable quantity
Definition: a quantity that can assume any of a set of values
Main entry: variable
Definition: a symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity
Main entry: variable
Definition: something that is likely to vary; something that is subject to variation
Usage: the weather is one variable to be considered
Main entry: variable, variable star
Definition: a star that varies noticeably in brightness
Main entry: variable
Definition: (used of a device) designed so that a property (as e.g. light) can be varied
Usage: a variable capacitor; variable filters in front of the mercury xenon lights
Main entry: variable
Definition: liable to or capable of change
Usage: rainfall in the tropics is notoriously variable; variable winds; variable expenses
Definition: marked by diversity or difference
Usage: the varying angles of roof slope; nature is infinitely variable