epidemiology

noun ep·i·de·mi·ol·o·gy \ ˌe-pə-ˌdē-mē-ˈä-lə-jē , -ˌde-mē- \
|Updated on: 9 Jul 2018

Definition of epidemiology

1 : a branch of medical science that deals with the incidence, distribution, and control of disease in a population
2 : the sum of the factors controlling the presence or absence of a disease or pathogen

epidemiological

play \ˌe-pə-ˌdē-mē-ə-ˈlä-ji-kəl, -ˌde-mē-\ or less commonly epidemiologic play \ˌe-pə-ˌdē-mē-ə-ˈlä-jik, -ˌde-mē-\ adjective

epidemiologically

play \ˌe-pə-ˌdē-mē-ə-ˈlä-ji-k(ə-)lē, -ˌde-mē-\ adverb

epidemiologist

play \ˌe-pə-ˌdē-mē-ˈä-lə-jist, -ˌde-mē-\ noun

Recent Examples of epidemiology from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'epidemiology.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of epidemiology

borrowed from French, Spanish, or New Latin; French épidémiologie, borrowed from Spanish epidemiología, borrowed from New Latin epidēmiologia, from Medieval Latin epidēmia "disease affecting a large number of individuals, epidemic" + New Latin -o- -o- + -logia -logy — more at 1epidemic
Note: New Latin epidēmiologia was used in the title of a treatise by the Calabrian physician Quinto Tiberio Angelerio (1532-1617), Epidemiologia, sive Tractatus de peste (Madrid, 1598), a second edition of his earlier work Ectypa pestilentis status Algheriae Sardiniae (Cagliari, 1588), detailing methods to cope with a plague outbreak in Alghero, Sardinia, in 1582-83. The Latin word was revived by the Spanish physician Joaquín de Villalba (1752-1807) in his Epidemiología española (Madrid, 1802), a history of epidemics in Spain that was widely disseminated in Europe.


EPIDEMIOLOGY Defined for English Language Learners

epidemiology

Definition of epidemiology for English Language Learners

  • medical : the study of how disease spreads and can be controlled


Medical Dictionary

epidemiology

noun ep·i·de·mi·ol·o·gy \ -jē \

medical Definition of epidemiology

plural epidemiologies
1 : a branch of medical science that deals with the incidence, distribution, and control of disease in a population
2 : the sum of the factors controlling the presence or absence of a disease or pathogen

epidemiological

play \-ˌdē-mē-ə-ˈläj-i-kəl, -ˌdem-ē-\ also epidemiologic play \-ik\ adjective

epidemiologically

play \-i-k(ə-)lē\ adverb


Seen and Heard

What made you want to look up epidemiology? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

a lighting electrician on a movie set

Get Word of the Day daily email!

Test Your Vocabulary

The Eponym Quiz

  • rubens-painting
  • Which is the best synonym of bowdlerize?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!