What does -ectomy mean in medical terms?

-ectomy

Meaning: surgical removal; excision

Type: Suffix

A suffix goes at the very end of a word, after the root. On this page: what -ectomy means, and real medical words that use it, each broken down into its parts.

Example words using -ectomy

appendectomy
append (appendix) + -ectomy (removal) = surgical removal of the appendix
tonsillectomy
tonsill (tonsil) + -ectomy (removal) = surgical removal of the tonsils

Shortened forms

Charts and notes shorten long terms — see the Medical Abbreviations guide for the short forms you will meet in real records.

Please note: This section teaches the language of medicine — what word parts mean and how terms are built. It is an educational reference, not medical advice. For the meaning of a word in your own medical record, ask the clinician who wrote it.