jejunostomy

noun
je·​ju·​nos·​to·​my | \ ji-ˌjü-ˈnäs-tə-mē How to pronounce jejunostomy (audio) , ˌjej-ü- How to pronounce jejunostomy (audio) \
plural jejunostomies

Medical Definition of jejunostomy

1 : the surgical formation of an opening through the abdominal wall into the jejunum
2 : the opening made by jejunostomy