Epidemiology Definition

ĕpĭ-dēmē-ŏlə-jē, -dĕmē-
The branch of medicine that investigates the causes and control of epidemics.
Webster's New World
All the elements contributing to the occurrence or nonoccurrence of a disease in a population; ecology of a disease.
Webster's New World

(sciences) The epidemiological body of knowledge about a particular thing.


Origin of Epidemiology

  • From Late Latin epidemia + οlogy, from Ancient Greek επιδημία (epidemia) + λόγος (logos), from επί (upon) and δήμος (people) (disease upon people and theory). See also epidemic.

    From Wiktionary

  • Medieval Latin epidēmia an epidemic epidemic –logy

    From American Heritage Dictionary of the English Language, 5th Edition

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