Etymology

endoskeletal

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Today it means: Of or pertaining to an internal skeleton, usually of bone (an endoskeleton). Full definition →

English skeletal ← Proto-Indo-European *h₂élisder.? ← Ancient Greek ἔνδον (éndon)
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The story

  1. Proto-Indo-European*h₁n̥dóm
  2. Proto-Hellenic*éndon
  3. Ancient Greekἔνδον (éndon)
  4. Englishendo-
  5. Englishskeleton
  6. Proto-Indo-European*h₂el-
  7. Proto-Indo-European*h₂élisder.?
  8. Englishskeletal
  9. English todayendoskeletal

From endo- + skeletal.

Etymology from Wiktionary, CC BY-SA 4.0.