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Dictionary definition for: Variable

1. (n) something that is likely to vary; something that is subject to variation; "the weather is one variable to be considered"

2. (a) liable to or capable of change; "rainfall in the tropics is notoriously variable" "variable winds" "variable expenses"

3. (n) a quantity that can assume any of a set of values

4. (s) marked by diversity or difference; "the varying angles of roof slope" "nature is infinitely variable"

5. (n) a star that varies noticeably in brightness

6. (s) (used of a device) designed so that a property (as e.g. light) can be varied; "a variable capacitor" "variable filters in front of the mercury xenon lights"

7. (n) a symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity

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