obesity

noun

obe·​si·​ty ō-ˈbē-sə-tē How to pronounce obesity (audio)
: 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

Examples of obesity in a Sentence

obesity has been linked to a number of health risks, such as heart disease
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The clinic urged owners to not rely on a 100% seed diet as the foods can cause obesity and vitamin deficiencies. Krystal Nurse, USA TODAY, 14 Mar. 2025 To figure out the reasons behind this, researchers at Cambridge University investigated potential obesity genes in Labrador retrievers’ DNA. Ars Technica, 13 Mar. 2025 The American Diabetes Association and a group of obesity expert orgs have released statements advising patients against using them due to the potential for content and quality issues. Erica Sloan, SELF, 13 Mar. 2025 With the potential use of myostatin inhibitors in patients with SMA on the horizon, efforts to target myostatin for obesity have accelerated. Pamela McLoughlin, Hartford Courant, 13 Mar. 2025 See All Example Sentences for obesity

Word History

Etymology

borrowed from Middle French & Latin; Middle French obesité, borrowed from Latin obēsitāt-, obēsitās, from obēsus "fat, stout" + -itāt-, -itās -ity — more at obese

First Known Use

circa 1611, in the meaning defined above

Time Traveler
The first known use of obesity was circa 1611

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Cite this Entry

“Obesity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/obesity. Accessed 20 Apr. 2025.

Medical Definition

obesity

noun
obe·​si·​ty ō-ˈbē-sət-ē How to pronounce obesity (audio)
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

More from Merriam-Webster on obesity

Last Updated: - Updated example sentences
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