noun. Surgical construction of an artificial excretory opening through the abdominal wall into the ileum.

noun. The opening created by such a surgical procedure.

noun. In surgery, the formation of an artificial opening into the ileum, as between the jejunum and the ileum.

noun. The surgical operation of attaching the ileum to the abdominal wall at a stoma (similar to a colostomy).

noun. surgical procedure that creates an opening from the ileum through the abdominal wall to function as an anus; performed in cases of cancer of the colon or ulcerative colitis

"The new plumbing was pretty bruised and the post-radiation tissue slow to heal, so they rerouted my business via an ileostomy, which is like the better-known colostomy, but coming off of the end of the small rather than large intestine."

ostomy