gastroanastomosis
noun
gas·tro·anas·to·mo·sis
| \ ˌga-(ˌ)strō-ə-ˌnas-tə-ˈmō-səs
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plural gastroanastomoses\ -ˌsēz
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Medical Definition of gastroanastomosis
: the formation by surgical means of a communication between the pyloric and cardiac ends of the stomach when the normal channel is obstructed or contracted