• synonyms


See more synonyms for ostomy on Thesaurus.com
noun, plural os·to·mies.
  1. any of various surgical procedures, as a colostomy, in which an artificial opening is made so as to permit the drainage of waste products either into an appropriate organ or to the outside of the body.
Show More

Origin of ostomy

1955–60; generalized from words in which -ostomy is the final element; see -o-, -stomy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Word Origin and History for ostomy


1957, abstracted from colostomy, etc.; ultimately from Modern Latin stoma "opening, orifice," from Greek stoma "mouth" (see stoma).

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

ostomy in Medicine


  1. Surgical construction of an artificial excretory opening, such as a colostomy.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.