gastroduodenostomy

noun
gas·​tro·​du·​o·​de·​nos·​to·​my | \ -ˌd(y)ü-ə-(ˌ)dē-ˈnäs-tə-mē How to pronounce gastroduodenostomy (audio) , -d(y)u̇-ˌäd-ᵊn-ˈäs-tə-mē How to pronounce gastroduodenostomy (audio) \
plural gastroduodenostomies

Medical Definition of gastroduodenostomy

: surgical formation of a passage between the stomach and the duodenum