mixin
noun/ˈmɪksɪn/
Etymology Deverbal from mix in.
1
An uninstantiable class that provides functionality to be inherited by a subclass.
Object-oriented programming
- Traits are somewhat between an interface and a mixin, as an interface contains only method signatures, while a trait includes also the full method definitions; on the other side mixins include method definitions, but they can also carry state through attributes, while traits usually don't.
- Synonyms
- abstract base class