Endemic

Webster's Dictionary

(1): ( a.) Belonging or native to a particular people or country; native as distinguished from introduced or naturalized; hence, regularly or ordinarily occurring in a given region; local; as, a plant endemic in Australia; - often distinguished from exotic.

(2): ( a.) Alt. of Endemical

(3): ( n.) An endemic disease.

The Nuttall Encyclopedia

A term applied to diseases which affect the inhabitants of certain countries and localities, and which arise from strictly local causes, e.g . neighbouring swamps, bad sanitation, impure water, climate, &c.