variable
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(a) liable to or capable of change
- rainfall in the tropics is notoriously variable
- variable winds
- variable expenses
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(s) marked by diversity or difference
- the varying angles of roof slope
- nature is infinitely variable
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(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
Nouns
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(n) something that is likely to vary; something that is subject to variation
- the weather is one variable to be considered
- (n) a quantity that can assume any of a set of values variable quantity,
- (n) a star that varies noticeably in brightness variable star,
- (n) a symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity