variable - Dictionary definition and pronunciation - Yahoo! Education

Definition of variable

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var·i·a·ble  audio  (vâr--bl, vr-) KEY 

ADJECTIVE:
    1. Likely to change or vary; subject to variation; changeable.
    2. Inconstant; fickle.
  2. Biology Tending to deviate, as from a normal or recognized type; aberrant.
  3. Mathematics Having no fixed quantitative value.
NOUN:
  1. Something that varies or is prone to variation.
  2. Astronomy A variable star.
  3. Mathematics
    1. A quantity capable of assuming any of a set of values.
    2. A symbol representing such a quantity. For example, in the expression a2 + b2 = c2, a, b, and c are variables.


OTHER FORMS:
vari·a·ble·ness(Noun), vari·a·bly(Adverb)


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