See duodenum in American Heritage Dictionary 4
noun pl. du·o·de·na (do͞oˌə-dēˈnə, dyo͞oˌ-, do͞o-ŏdˈn-ə, dyo͞o-) or du·o·de·nums
Origin:
Origin: Middle English
Origin: , from Medieval Latin
Origin: , short for intestīnum duodēnum digitōrum, intestine of twelve finger-widths (in length)
Origin: , from Latin duodēnum
Origin: , genitive pl. of duodēnī, twelve each
Origin: , from duodecim, twelve; see duodecimal
.Related Forms:
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