gastroenterostomy

noun, plural gas·tro·en·ter·os·to·mies. Surgery.

1. the making of a new passage between the stomach and the duodenum (gastroduodenostomy) or, especially, the jejunum (gastrojejunostomy).

noun plural -mies

1. surgical formation of an artificial opening between the stomach and the small intestine

n.

1. The surgical formation of a new opening between the stomach and the intestine, either anterior or posterior to the mesocolon.