Dictionary

variable

1variable

adjective var·i·able \ˈver-ē-ə-bəl\

: able or likely to change or be changed : not always the same

Full Definition of VARIABLE

1
a :  able or apt to vary :  subject to variation or changes <variable winds> <variable costs>
b :  fickle, inconstant
2
:  characterized by variations
3
:  having the characteristics of a variable
4
:  not true to type :  aberrant —used of a biological group or character
var·i·abil·i·ty \ˌver-ē-ə-ˈbi-lə-tē\ noun
var·i·able·ness \ˈver-ē-ə-bəl-nəs\ noun
var·i·ably \-blē\ adverb

Examples of VARIABLE

  1. The winds were light and variable.
  2. The loan has a variable interest rate.

Origin of VARIABLE

Middle English, from Anglo-French, from Latin variabilis, from variare to vary
First Known Use: 14th century

2variable

noun

: something that changes or that can be changed : something that varies

mathematics : a quantity that can have any one of a set of values or a symbol that represents such a quantity

Full Definition of VARIABLE

1
a :  a quantity that may assume any one of a set of values
b :  a symbol representing a variable
2
:  something that is variable

Examples of VARIABLE

  1. unemployment and other economic variables

First Known Use of VARIABLE

1816

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