A disease affecting a number of people simultaneously, so as to show a distinct connection with certain localities.
An individual or species that is endemic to a region.
Native to a particular area or culture; originating where it occurs.
Peculiar to a particular area or region; not found in other places.
Prevalent in a particular area or region.
Either of the two related viruses, human immunodeficiency virus 1 (HIV-1) and human immunodeficiency virus 2 (HIV-2) that progressively destroy the body's immune system and can potentially lead to AIDS.