ileostomy

noun, plural il·e·os·to·mies. Surgery.

1. the construction of an artificial opening from the ileum through the abdominal wall, permitting drainage of the contents of the small intestine.
2. the opening so constructed.

noun plural -mies

1. the surgical formation of a permanent opening through the abdominal wall into the ileum

n.

1. Surgical construction of an artificial excretory opening through the abdominal wall into the ileum.
2. The opening created by such a surgical procedure.