nonnative

adj.	1.	not being or composed of aborigines; as, the nonnative population of South Africa. Opposite of native.
	2.	Of persons born in another area or country than that lived in; foreign-born; as, our large nonnative population.
	3.	Originating in a different region and acclimated to a new environment; - of plants or animals.

Thesaurus

Adj.	1.	nonnative - not being or composed of aborigines; "the nonnative population of South Africa" aboriginal, native - characteristic of or relating to people inhabiting a region from the beginning; "native Americans"; "the aboriginal peoples of Australia"
	2.	nonnative - of persons born in another area or country than that lived in; "our large nonnative population" foreign-born foreign, strange - relating to or originating in or characteristic of another place or part of the world; "foreign nations"; "a foreign accent"; "on business in a foreign city"
	3.	nonnative - of plants or animals originating in a part of the world other than where they are growing foreign, strange - relating to or originating in or characteristic of another place or part of the world; "foreign nations"; "a foreign accent"; "on business in a foreign city"