obesity

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

Definition of obesity

: 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

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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

Experiments show that mice born by C-section are more prone to obesity and have impaired immune systems. Sara Reardon, Scientific American, "Trials Test if C-section Babies Benefit From Mom’s Microbes," 17 Aug. 2019 Some studies have linked phthalate exposure to obesity, type 2 diabetes, reduced sperm count, breast cancers, reproductive malformation, infertility, and cardiovascular events. Olivia Fleming & Jenna Rosenstein, Harper's BAZAAR, "The Ultimate Guide to Clean Beauty," 12 Aug. 2019 While variants of nearly 100 genes have been linked to obesity in people of European descent, those risk factors might not apply to Taiwan’s Han Chinese population. Los Angeles Times, "These six things can stave off weight gain, even if your genes boost your risk of obesity," 1 Aug. 2019 In Korea, live streamers who eat large quantities of food in front of the camera—known as Mukbang—are prone to obesity. Jerome Gence, National Geographic, "Asia’s live-streaming industry promises intimacy. So why are users so lonely?," 31 July 2019 The foam spilled during a June 8 malfunction at a Bradley International Airport hangar contained PFAS compounds, hazardous substances linked to human health problems ranging from cancer to obesity. Gregory B. Hladky, courant.com, "An ‘emerging pollutant’ in the Farmington River triggers claims about misinformation, worries about burning contaminated sludge," 17 July 2019 An absence of exercise and a healthy diet are the largest contributing factors to obesity. Ricky Pinela, orlandosentinel.com, "Florida isn’t as fat as you think, study says," 16 July 2019 O'Rahilly, an endocrinologist, focuses his research on understanding genetic differences in weight control, insulin resistance and other metabolic challenges related to obesity. Maryann Struman, Detroit Free Press, "Obesity expert Stephen O'Rahilly to receive $100K Taubman Prize for Excellence," 16 July 2019 About a decade ago, he was intrigued by work by Jeffrey Gordon at Washington University in St. Louis, Missouri, linking certain gut microbes to obesity. Elizabeth Pennisi, Science | AAAS, "Starving children often don’t recover, even when fed enough. Restoring their gut bacteria could help," 11 July 2019

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

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First Known Use of obesity

circa 1611, in the meaning defined above

History and Etymology for obesity

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

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More Definitions for obesity

obesity

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

Medical Definition of obesity

: 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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