duodenum /ˌduːwəˈdiːnəm/ Brit /ˌdjuːwəˈdiːnəm/ noun plural duodena /-ˈdiːnə/ /ˌduːwəˈdiːnə/ Brit /ˌdjuːwəˈdiːnə/ or duodenums /ˌduːwəˈdiːnəm/ Brit /ˌdjuːwəˈdiːnəm/
noun
plural duodena /-ˈdiːnə/ /ˌduːwəˈdiːnə/ Brit /ˌdjuːwəˈdiːnə/ or duodenums Learner's definition of DUODENUM
[count] medical
: the part of the small intestine that is right below your stomach（人体的）十二指肠
— duodenal
/ˌduːwəˈdiːnl̟/ Brit /ˌdjuːwəˈdiːnl̟/ adjective