duodenum

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See also: Duodenum

English[edit]

A schematic of the gastrointestinal tract, with the duodenum shown in orange-pink.

Etymology[edit]

From Medieval Latin (from the phrase duodēnum digitōrum (space of twelve digits), in reference to its length), from duodēnī (twelve each) + digitōrum, genitive plural of digitus (finger, toe, digit).

Pronunciation[edit]

  • (UK) IPA(key): /djuːə(ʊ)ˈdiːnəm/
  • (file)
    ,
    (file)

Noun[edit]

duodenum (plural duodena or duodenums)

  1. The first part of the small intestine, starting at the lower end of the stomach and extending to the jejunum.

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