-stomy(redirected from -ostomy)
Also found in: Medical.
A surgical operation in which an artificial opening is made into a specified organ or part: colostomy.
[Greek stoma, opening, mouth + -y.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
n combining form
(Surgery) indicating a surgical operation performed to make an artificial opening into or for a specified part: cytostomy.
[from Greek -stomia, from stoma mouth]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a combining form used in the names of surgical operations that involve the establishment of an artificial opening into or between the part or parts specified by the initial element: colostomy.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.