Go to 'thermo-' entry Go to 'dino-' entry Go to 'chondro-' entry Go to 'aero-' entry Go to '-logy' entry Go to 'thaumato-' entry Go to 'nano-' entry Go to '-sophy' entry Go to 'bucco-' entry Go to '-ism' entry Go to '-lysis' entry Go to 'galacto-' entry Go to '-anthropy' entry Go to 'pneumo-' entry Go to '-ploitation' entry Go to '-lithic' entry Go to '-sepalous' entry Go to 'onco-' entry Go to '-parous' entry Go to 'dermato-' entry Go to 'multi-' entry Go to 'dodeca-' entry Go to '-zoon' entry Go to 'vermi-' entry Go to 'crystallo-' entry Go to 'biblio-' entry Go to 'eco-' entry Go to 'juxta-' entry Go to 'facio-' entry
Affixes: the building blocks of English
Affixes: the building blocks of English

-ectomy

Surgical removal of all or part of a specified organ.

[Greek ektomē, excision, from ek, out, plus temnein, to cut.]

A large number of medical terms contain this suffix; for a selection The suffix is active in the language, well enough known outside its medical context that it is sometimes used facetiously, as in parentectomy, cutting off contact with one's parents, or humorectomy, of a supposed operation that has removed somebody's sense of humour. See also -stomy and -tomy.

Examples of words in -ectomy
Word origins are from Greek unless otherwise stated.

appendectomy the appendixcholecystectomy, the gall bladder Latin cholecystis, gall bladder
cystectomy urinary bladder or a cyst kustis, bladder
endarterectomy the inner lining of an artery plus any obstructions endon, within, plus artery
hysterectomy the womb hustera, womb
keratectomy a section or layer of the cornea keras, kerat-, horn
laminectomy the back of one or more vertebrae Latin lamina, layer
lumpectomy a cancerous lump from the breastmastectomy, a breast mastos, breast
orchidectomy one or both testicles orkhis, testicle
prostatectomy the prostate gland English prostate
splenectomy the spleen English spleen
thyroidectomy removal of the thyroid gland English thryoid
tonsillectomy the tonsils English tonsil
vasectomy cutting and sealing of part of the vas deferens Latin vas, vessel

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