fundoplication

[fŭn′dō-plĭ-kāshən]
n.
  1. The surgical procedure of tucking or folding the fundus of the stomach around the esophagus to prevent reflux, used in the repair of a hiatal hernia.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.