noun, plural je·ju·nec·to·mies. Surgery.
excision of part or all of the jejunum.
Origin of jejunectomy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Excision of all or a part of the jejunum.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.