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jejunum

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noun, je·ju·num \ji-ˈjü-nəm\

Definition of jejunum

plural jejuna \-nə\

  1. :  the section of the small intestine that comprises the first two fifths beyond the duodenum and that is larger, thicker-walled, and more vascular and has more circular folds than the ileum



Origin of jejunum

Middle English, from Medieval Latin, from neuter of Latin jejunus


First Known Use: 14th century


Medical Dictionary

jejunum

play
noun je·ju·num \ji-ˈjü-nəm\

Medical Definition of jejunum

plural jejuna \-nə\play

  1. :  the section of the small intestine that comprises the first two fifths beyond the duodenum and that is larger, thicker-walled, and more vascular and has more circular folds and fewer Peyer's patches than the ileum



Illustration of jejunum


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