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glossary:epidemic

(1) The occurrence of more cases of a disease than would be expected in a community or region during a given time period. A sudden severe outbreak of a disease such as SARS. From the Greek “epi-”, “upon” + “demos”, “people or population” = “epidemos” = “upon the population.”

(2) Spreading rapidly and extensively by infection and affecting many individuals in an area or a population at the same time: an epidemic outbreak of influenza.

glossary/epidemic.txt · Last modified: 2012/10/16 14:40 (external edit)