obesity
noun
obe·si·ty
ō-ˈbē-sə-tē 
: a condition characterized by the excessive accumulation and storage of fat in the body
Obesity affects not just appearance, but disease processes as well.—
Malorye Allison
Malorye AllisonExamples of obesity in a Sentence
obesity has been linked to a number of health risks, such as heart disease
Recent Examples on the Web
Run clubs encourage regular physical activity and help combat childhood obesity.
—Cyril A. Reinicke, San Diego Union-Tribune, 9 Oct. 2025
Keeping on top of risk factors for chronic diseases such as heart disease, diabetes, and obesity could help not just doctors but all health-conscious consumers identify when these conditions are beginning and potentially avoid them altogether.
—Alice Park, Time, 9 Oct. 2025
Americans get more than half their calories from ultraprocessed foods, which have been linked to a host of health problems, including obesity, diabetes and heart disease.
—Sophie Austin, Fortune, 9 Oct. 2025
Researchers have observed the drugs’ impact on diseases besides diabetes and obesity in clinical trials and in people taking the medications in the real world — but questions remain about whether GLP-1s are safe and effective for these other uses.
—Becky Upham, EverydayHealth.com, 8 Oct. 2025
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Cyril A. Reinicke, San Diego Union-Tribune, 9 Oct. 2025
Keeping on top of risk factors for chronic diseases such as heart disease, diabetes, and obesity could help not just doctors but all health-conscious consumers identify when these conditions are beginning and potentially avoid them altogether.
—Alice Park, Time, 9 Oct. 2025
Americans get more than half their calories from ultraprocessed foods, which have been linked to a host of health problems, including obesity, diabetes and heart disease.
—Sophie Austin, Fortune, 9 Oct. 2025
Researchers have observed the drugs’ impact on diseases besides diabetes and obesity in clinical trials and in people taking the medications in the real world — but questions remain about whether GLP-1s are safe and effective for these other uses.
—Becky Upham, EverydayHealth.com, 8 Oct. 2025
See All Example Sentences for obesity
Cite this Entry
“Obesity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/obesity. Accessed 18 Oct. 2025.
Copy CitationMedical Definition
obesity
noun
obe·si·ty
ō-ˈbē-sət-ē
plural obesities
: a condition that is characterized by excessive accumulation and storage of fat in the body and that in an adult is typically indicated by a body mass index of 30 or greater
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