olemus
liides väljaspool süsteemi asuva olemi ühendamiseks
=
interface for connecting to a system an entity that is external to the system

näiteid
https://en.wikipedia.org/wiki/External_memory_interface

https://en.wikipedia.org/wiki/External_Bus_Interface

https://stevessmarthomeguide.com/internal-external-ip-addresses/