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duodenum

Syllabification: (du·o·de·num)

Definition of duodenum

noun (plural duodenums or duodena /-nə/)

Anatomy
  • the first part of the small intestine immediately beyond the stomach, leading to the jejunum.

Derivatives

duodenal


adjective

Origin:

late Middle English: from medieval Latin, from duodeni 'in twelves', its length being equivalent to the breadth of approximately twelve fingers

duodenum in other Oxford dictionaries

Definition of duodenum in the British & World English dictionary
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