-ectomy

  1. a combining form meaning “excision” of the part specified by the initial element, used in the formation of compound words: tonsillectomy.

Origin of -ectomy

< New Latin -ectomia. See ec-, -tomy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for -ectomy

-ectomy

n combining form
  1. indicating surgical excision of a partappendectomy

Word Origin for -ectomy

from New Latin -ectomia, from Greek ek- out + -tomy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for -ectomy

word-forming element meaning "surgical removal," from Greek -ektomia "a cutting out of," from ektemnein "to cut out," from ek "out" (see ex-) + temnein "to cut" (see tome).

Online Etymology Dictionary, © 2010 Douglas Harper

-ectomy in Medicine

-ectomy

suff.
  1. Surgical removal:tonsillectomy.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.