Etymology

sacroiliac

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Today it means: Relating to the sacrum and ilium, or to the region of the lower back where they are located. Full definition →

English iliac ← French iliaque ← Latin īliacu
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The story

  1. Englishsacro-
  2. Proto-Indo-European*welH-
  3. Ancient Greekεἴλω (eílō)
  4. Ancient Greekεἰλέω (eiléō)
  5. Ancient Greekεἰλεός (eileós)der.?
  6. Latinīle
  7. Latinīliacu
  8. Frenchiliaque
  9. Englishiliac
  10. English todaysacroiliac

From sacro- + iliac.

Etymology from Wiktionary, CC BY-SA 4.0.