foreign

adjective

1. of concern to or concerning the affairs of other nations (other than your own)"foreign trade"
2. relating to or originating in or characteristic of another place or part of the world"foreign nations"
3. not contained in or deriving from the essential nature of something"an economic theory alien to the spirit of capitalism"
4. not belonging to that in which it is contained; introduced from an outside source"water free of extraneous matter"