bar·​iat·​ric ˌber-ē-ˈa-trik How to pronounce bariatric (audio)
: relating to or specializing in the treatment of obesity : involving or practicing bariatrics
If all goes well, bariatric surgery leads to substantial weight loss, especially among the morbidly obese.Stephen J. Dubner et al.
a bariatric clinic
bariatric physicians
bariatric medicine

Examples of bariatric in a Sentence

Recent Examples on the Web The reality star was there to lose weight before bariatric surgery, while Willingham was being treated for obesity. Vanessa Etienne, Peoplemag, 22 Nov. 2023 The company, which sells devices for diabetes and bariatric surgery, said the rise of GLP-1-targeting medicines didn’t pose an existential threat to its business. Damian Garde, STAT, 22 Nov. 2023 In July, the L.A. County medical examiner’s autopsy report found that Lisa Marie Presley died from complications of a small-bowel obstruction, which was linked to previous bariatric surgery. Nardine Saad, Los Angeles Times, 4 Nov. 2023 Also, people who undergo bariatric surgery and lose a large amount of weight all at once will likely have some excess skin afterward.3 One study said individuals who undergo bariatric surgery—up to 90%—have excess skin following the procedure. Amanda MacMillan, Health, 2 Nov. 2023 It’s used to determine eligibility for bariatric surgery and also plays a role in diagnosing certain eating disorders. Michelle Pugle, Health, 7 Oct. 2023 With those healthy changes to her diet, Slaton has been able to continue her weight loss after making a dramatic transformation with bariatric surgery. Vanessa Etienne, Peoplemag, 28 Sep. 2023 With results only ever found previously with bariatric surgery, using GLP-1 agonists such as semaglutide is a less invasive option for obese individuals. Amber Smith, Discover Magazine, 24 Sep. 2023 Additionally, another complication of bariatric surgery is a small bowel obstruction, which is what led to Presley’s death. Vanessa Etienne, Peoplemag, 14 July 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'bariatric.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


bar- + -iatric, probably after earlier bariatrics

Note: See note at bariatrics.

First Known Use

1958, in the meaning defined above

Time Traveler
The first known use of bariatric was in 1958

Dictionary Entries Near bariatric

Cite this Entry

“Bariatric.” Dictionary, Merriam-Webster, Accessed 28 Nov. 2023.

Medical Definition


bar·​iat·​ric ˌbar-ē-ˈa-trik How to pronounce bariatric (audio)
: relating to or specializing in the treatment of obesity : involving or practicing bariatrics
Bariatric surgery is the umbrella term for all weight-loss surgeries reserved for obese patients. Gastric bypass is a subset of these surgeries that first divides the stomach into a small and large pouch and then connects the small stomach pouch to the lower small intestine …Bijal P. Trivedi, Discover
bariatric physicians
bariatric medicine
Last Updated: - Updated example sentences
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