epidemiology
noun
ep·i·de·mi·ol·o·gy
ˌe-pə-ˌdē-mē-ˈä-lə-jē 
-ˌde-mē-
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
Examples of epidemiology in a Sentence
Recent Examples on the Web
Among those to receive letters was Dr. Brittany Charlton, an associate professor in the department of epidemiology at the Harvard T.H. Chan School of Public Health.
—
Mary Kekatos, ABC News, 23 Mar. 2025
The risk of moderate to severe depressive symptoms dropped by 15 percent over four years of follow-up, says the lead author of the study, Sari Reisner, ScD, an associate professor of epidemiology at the school of public health at the University of Michigan in Ann Arbor.
—Emily Kay Votruba, EverydayHealth.com, 20 Mar. 2025
The new yogurt study adds to a growing body of evidence that shows the connection between diet, the gut microbiome and the risk of colorectal cancer, said co-author Dr. Andrew T. Chan, chief of clinical and translational epidemiology at Massachusetts General Hospital.
—Adrianna Rodriguez, USA TODAY, 12 Feb. 2025
Some epidemiology experts fear that without these funds, there could be a resurgence of the disease.
—Brittney Melton, NPR, 7 Mar. 2025
See All Example Sentences for epidemiology
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Mary Kekatos, ABC News, 23 Mar. 2025
The risk of moderate to severe depressive symptoms dropped by 15 percent over four years of follow-up, says the lead author of the study, Sari Reisner, ScD, an associate professor of epidemiology at the school of public health at the University of Michigan in Ann Arbor.
—Emily Kay Votruba, EverydayHealth.com, 20 Mar. 2025
The new yogurt study adds to a growing body of evidence that shows the connection between diet, the gut microbiome and the risk of colorectal cancer, said co-author Dr. Andrew T. Chan, chief of clinical and translational epidemiology at Massachusetts General Hospital.
—Adrianna Rodriguez, USA TODAY, 12 Feb. 2025
Some epidemiology experts fear that without these funds, there could be a resurgence of the disease.
—Brittney Melton, NPR, 7 Mar. 2025
See All Example Sentences for epidemiology
Cite this Entry
“Epidemiology.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/epidemiology. Accessed 1 Apr. 2025.
Copy CitationKids Definition
epidemiology
noun
ep·i·de·mi·ol·o·gy
ˌep-ə-ˌdē-mē-ˈäl-ə-jē
1
: a branch of medical science that deals with the occurrence, distribution, and control of disease in a population
2
: the sum of the factors controlling the presence or absence of a particular disease
Medical Definition
epidemiology
noun
ep·i·de·mi·ol·o·gy
-jē
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
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