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English definition of “ileum”

ileum

noun [C usually singular] uk   /ˈɪl.i.əm/ (plural ilea   /ˈɪl.i.ə/   ) specialized us  
the last and narrowest part of the small intestine (= part of bowels after the stomach), where substances from food are absorbed
(Definition of ileum from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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