colostomy

(kə lästə mē)

noun pl. colostomies

the surgical operation of forming an artificial anal opening in the body from the colon

Origin: colo(n) + -stomy

See colostomy in American Heritage Dictionary 4

noun pl. co·los·to·mies
  1. Surgical construction of an artificial excretory opening from the colon.
  2. The opening created by such a surgical procedure.

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