Literally meaning: “on people”
Origin: Anc Greek
επί-/epi-(= “upon”, “on”, “besides” “in addition”)
δήμος/demos(=people, crowd, land) >Δηώ/Dio(=the ancient Greek goddess of agriculture and harvests).
by Hippocrates (460 BC – ca. 370 BC)
Epidemic is an outbreak of infectious disease that is spreading through in a given human population, and during a given period of time.