Definition of jejunum noun from the Oxford Advanced American Dictionary

 

jejunum

 noun
noun
NAmE//dʒɪˈdʒunəm//
 
(anatomy)
 
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the second part of the small intestine compare duodenum, ileum
NAmE//dʒɪˈdʒunl//
 
adjective
See the Oxford Advanced Learner's Dictionary entry: jejunum