Antonyms for Endemic (opposite meaning)
WordNet sense 1 (of or relating to a disease that originates outside the locality in which it occurs):
ecdemic
WordNet sense 2 ((especially of medicine) of disease or anything resembling a disease; attacking or affecting many individuals in a community or a population simultaneously):
epidemic
WordNet sense 3 (growing or occurring in many parts of the world):
cosmopolitan
From the ODE community, based on WordNet
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