The definition of interchangeable is able to be used in place of one another.
An example of interchangeable are the words dinner and supper.
that can be interchanged; esp., that can be put or used in place of each other
Origin of interchangeableOld French entrechangeable
Capable of being interchanged: interchangeable items of clothing; interchangeable automotive parts.
- in′ter·change′a·bil′i·ty, in′ter·change′a·ble·ness
- 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.