noninterchangeable
/ˌnɑnɪntərˈtʃeɪndʒəbəl/
adjective
- Not able to be exchanged or substituted for one another.
- In this recipe, the ingredients are noninterchangeable for the right flavor.
- The two parts are noninterchangeable because they have different sizes.
- The keys were noninterchangeable, so each lock had its own key.
Antonyms