from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The branch of medicine that deals with the study of the causes, distribution, and control of disease in populations.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The branch of a science dealing with the spread and control of diseases, computer viruses, concepts etc. throughout populations or systems.
- n. The epidemiological body of knowledge about a particular thing.
from the GNU version of the Collaborative International Dictionary of English
- n. That branch of medicine which studies the incidence and distribution of disease in a population, and uses such information to find the causes, modes of transmission, and methods for control of disease.
from The Century Dictionary and Cyclopedia
- n. The science of epidemics; the sum of human knowledge concerning epidemic diseases.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the branch of medical science dealing with the transmission and control of disease
Medieval Latin epidēmia, an epidemic; see epidemic + -logy.(American Heritage® Dictionary of the English Language, Fourth Edition)
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. (Wiktionary)