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Interchangeable vs Changeable - What's the difference?

interchangeable | changeable |

As adjectives the difference between interchangeable and changeable

is that interchangeable is freely substitutable. May be swapped at will while changeable is capable of being changed.

interchangeable

English

Adjective

(-)
  • Freely substitutable. May be swapped at will.
    • Eli Whitney's development of interchangeable parts was a breakthrough for modern manufacturing. Prior to that each part had to be made custom.
  • * 2014 , Ian Jack, " Is this the end of Britishness", The Guardian , 16 September 2014:
    • The English, until relatively recently, seem to have imagined “English” and “British” to be interchangeable , as if Britain was just a bigger England.

    Derived terms

    * interchangeably

    changeable

    English

    Adjective

    (en adjective)
  • Capable of being changed.
  • Subject to sudden or frequent changes.
    • The weather is very changeable today; it can be bright sunshine, cloudy, windy and rainy in the same half-hour.

    Derived terms

    * changeably * changeability