jejunum

[ ji-joo-nuh m ]
/ dʒɪˈdʒu nəm /

noun Anatomy.

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

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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

OTHER WORDS FROM jejunum

je·ju·nal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences 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 of jejunum

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

Medical definitions for jejunum

jejunum
[ jə-jōōnəm ]

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.

Scientific definitions for jejunum

jejunum
[ jə-jōōnəm ]

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.