Bariatric

a branch of medicine that deals with the control and treatment of obesity and allied diseases.
Contemporary Examples

The bariatric approach was shown effective in two New England Journal of Medicine articles earlier this year (here and here).
Why New Diet Drugs, Belviq and Qsymia, Are Just in Time Kent Sepkowitz July 18, 2012

So how did Christie pull off bariatric surgery without the media catching on?
Chris Christie’s Weight Loss: The Lap-Band Procedure Explained Lizzie Crocker May 7, 2013

In addition to the pills, bariatric surgery—the high-end word of stomach stapling—is proving its value.
Why New Diet Drugs, Belviq and Qsymia, Are Just in Time Kent Sepkowitz July 18, 2012

adjective
of or relating to the treatment of obesity: bariatric surgery
adj.

1976, from Greek baros “weight,” from barys “heavy” (see grave (adj.)) + -iatric.

bariatrics bar·i·at·rics (bār’ē-āt’rĭks)
n.
The branch of medicine that deals with the causes, prevention, and treatment of obesity.
bar’i·at’ric adj.
bariatrics
(bār’ē-āt’rĭks)
The branch of medicine that deals with the causes, prevention, and treatment of obesity.

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