Etymology

keratotomy

K5E1R1A1T1O1T1O1M3Y4

Today it means: A surgical incision in the cornea. Full definition →

Ancient Greek τέμνω (témnō) ← Proto-Indo-European *temh₁- ← English kerato-
Ask AI about its historyChatGPTClaudePerplexityGoogle AIGrok

The story

  1. Proto-Indo-European*ḱer-
  2. Proto-Indo-European*ḱerh₂-
  3. Proto-Hellenic*kérats
  4. Ancient Greekκέρᾰς (kérăs)
  5. Englishkerato-
  6. Proto-Indo-European*temh₁-
  7. Ancient Greekτέμνω (témnō)
  8. English todaykeratotomy

From kerato- + -tomy.

Etymology from Wiktionary, CC BY-SA 4.0.