ˈ ̷ ̷ˌ ̷ ̷ noun
1. : the middle part of the alimentary canal of a vertebrate embryo between the foregut and hindgut
2. : the mesodermal intermediate part of the intestine of an invertebrate animal
ˈ ̷ ̷ˌ ̷ ̷ noun
1. : the middle part of the alimentary canal of a vertebrate embryo between the foregut and hindgut
2. : the mesodermal intermediate part of the intestine of an invertebrate animal
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012