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a. Likely to change or vary; subject to variation; changeable.
b. Inconstant; fickle.
2. Biology Tending to exhibit genetic variation or variation in a physical trait: geographically variable color patterns.
3. Mathematics Having no fixed quantitative value.
1. Something that varies or is prone to variation.
2. Astronomy A variable star.
a. A quantity capable of assuming any of a set of values.
b. A symbol representing such a quantity. For example, in the expression a2 + b2 = c2, a,b, and c are variables.
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|Noun||1.||variableness - the quality of being subject to variation|
changeability, changeableness - the quality of being changeable; having a marked tendency to change; "the changeableness of the weather"
variedness - characterized by variation
variegation - variability in coloration
personal equation - variability attributable to individual differences