definitions

jejunum

[ ji-joo-nuh m ]
/ dʒɪˈdʒu nəm /
|
SEE MORE SYNONYMS FOR jejunum ON THESAURUS.COM

noun Anatomy.

the middle portion of the small intestine, between the duodenum and the ileum.

RELATED WORDS

duodenum, ileum, villus

Nearby words

jejunoileostomy, jejunojejunostomy, jejunoplasty, jejunostomy, jejunotomy, jejunum, jekyll, jekyll and hyde, jekyll, dr., jelenia góra, jell

Origin of jejunum

1350–1400; Middle English < Latin jējūnum, noun use of neuter of jējūnus empty, poor, mean; so called because thought to be empty after death

Related forms

je·ju·nal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for jejunum

British Dictionary definitions for jejunum

jejunum

/ (dʒɪˈdʒuːnəm) /

noun

the part of the small intestine between the duodenum and the ileum

Derived Forms

jejunal, adjective

Word Origin for jejunum

C16: from Latin, from jējūnus empty; from the belief that the jejunum is empty after death
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for jejunum

jejunum

[ jə-jōō′nəm ]

n. pl. je•ju•na (-nə)

The section of the small intestine between the duodenum and the ileum.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for jejunum

jejunum

[ jə-jōō′nəm ]

Plural jejuna

The middle part of the small intestine, connecting the duodenum and the ileum.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.