gastric bypass


a surgical procedure by which all or part of the stomach is circumvented by anastomosis to the small intestine, performed to overcome obstruction or in the treatment of morbid obesity.

Nearby words

  1. gastrectomy,
  2. gastric,
  3. gastric analysis,
  4. gastric artery,
  5. gastric band,
  6. gastric calculus,
  7. gastric digestion,
  8. gastric feeding,
  9. gastric fistula,
  10. gastric fold

Also called gastroplasty. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for gastric bypass

gastric bypass


A surgical procedure used for treatment of morbid obesity, consisting of the severance of the upper stomach, anastomosis of the small upper pouch of the stomach to the jejunum, and closure of the distal part of the stomach.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.