Etymology

sphincterotomy

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Today it means: The surgical procedure for treating fissures in the mucosa of the anal canal, or sphincter. Full definition →

Ancient Greek τέμνω (témnō) ← Proto-Indo-European *temh₁- ← English sphincter
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The story

  1. Late Latinsphinctēr
  2. Englishsphincter
  3. Proto-Indo-European*temh₁-
  4. Ancient Greekτέμνω (témnō)
  5. English todaysphincterotomy

From sphincter + -otomy.

Etymology from Wiktionary, CC BY-SA 4.0.