jejunum

[ji-joo-nuhm]
noun Anatomy.
the middle portion of the small intestine, between the duodenum and the ileum.

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

jejunal, adjective
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World English Dictionary
jejunum (dʒɪˈdʒuːnəm)
 
n
the part of the small intestine between the duodenum and the ileum
 
[C16: from Latin, from jējūnus empty; from the belief that the jejunum is empty after death]
 
je'junal
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

jejunum je·ju·num (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.
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American Heritage
Science Dictionary
jejunum   (jə-j'nəm)  Pronunciation Key 
Plural jejuna
The middle part of the small intestine, connecting the duodenum and the ileum.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
They are usually from twelve to fifteen in number, and are distributed to the jejunum and ileum.
Alternatives include the stomach, colon, and part of the small intestine called the jejunum.
Alternatives include the stomach, colon, and a part of the small intestine called the jejunum.
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