Dictionary.com
Thesaurus.com
Synonyms

jejunum

American  
[ji-joo-nuhm] / dʒɪˈdʒu nəm /

noun

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


jejunum British  
/ dʒɪˈdʒuːnəm /

noun

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

"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

jejunum Scientific  
/ jə-jo̅o̅nəm /
  • jejuna
    plural
  1. The middle part of the small intestine, connecting the duodenum and the ileum.


Other Word Forms

Etymology

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

Compare meaning

How does jejunum compare to similar and commonly confused words? Explore the most common comparisons:

Vocabulary lists containing jejunum

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The hormone-rich organ, connecting the stomach to another part of the intestine called the jejunum, has prompted the development of various procedures to bypass or intervene on the duodenum.

From The Wall Street Journal Nov. 2, 2015

No clear demarcation exists between the jejunum and the final segment of the small intestine, the ileum.

From Textbooks Jun. 19, 2013

The three main regions of the small intestine are the duodenum, the jejunum, and the ileum.

From Textbooks Jun. 19, 2013

In gastric bypass, a surgeon reroutes the digestive system so that the stomach empties directly into the middle of the small intestine, bypassing a section called the duodenum and jejunum.

From Reuters May 7, 2013

When, also, there are in the duodenum and jejunum small portions of indigesta, the detection of the least quantity will be decisive.

From The Dog by William Youatt

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training