Etymology

isosteroid

I1S1O1S1T1E1R1O1I1D2

Today it means: Any of many steroids that have a side chain that is an isomer of the normal steroid Full definition →

English steroid ← Ancient Greek εἶδος (eîdos) ← Proto-Hellenic *wéidos
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The story

  1. Ancient Greekῐ̓́σος (ĭ́sos)
  2. Englishiso-
  3. Proto-Indo-European*ǵʰelh₃-
  4. Proto-Hellenic*kʰolā́
  5. Ancient Greekχολή (kholḗ)
  6. Proto-Indo-European*ster-
  7. Ancient Greekστερεός (stereós)
  8. Frenchcholestérine
  9. Frenchcholestéro
  10. Englishcholesterol
  11. Englishsterol
  12. Proto-Indo-European*weyd-
  13. Proto-Indo-European*wéydos
  14. Proto-Hellenic*wéidos
  15. Ancient Greekεἶδος (eîdos)
  16. Englishsteroid
  17. English todayisosteroid

From iso- + steroid.

Etymology from Wiktionary, CC BY-SA 4.0.