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duodenum

noun [C]
 
 
/ˌdjuː.əˈdiː.nəm/ US  /ˌduː.-/ (plural duodenums or duodena) specialized

Definition

the first part of the bowels just below the stomachThe digestive system duodenal
 
 
/-nəl/ adjective specialized
duodenal ulcersRelating to particular parts of the body
(Definition of duodenum noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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