Medical Definition of midgut
1: the middle part of the digestive tract of a vertebrate embryo that in humans gives rise to the more distal part of the duodenum and to the jejunum, ileum, cecum and appendix, ascending colon, and much of the transverse colon
2: the mesodermal intermediate part of the intestine of an invertebrate animal
Seen and Heard
What made you want to look up midgut? Please tell us where you read or heard it (including the quote, if possible).