Frae Wikipedia, the free beuk o knawledge
In
epidemiology
, an
epidemic
(frae
Greek
?π?
epi
"upon or abuin" an δ?μο?
demos
"fowk") occurs when new cases o a certain
disease
, in a gien human population, an during a gien period, substantially exceed what is expectit based on recent experience.
[1]
[2]