Etymology

oxysterol

O1X8Y4S1T1E1R1O1L1

Today it means: Any of several oxidized derivatives of sterols Full definition →

English sterol ← Ancient Greek ὀξῠ́ς (oxŭ́s) ← Proto-Indo-European *h₂eḱ-der.?
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The story

  1. Proto-Indo-European*h₂eḱ-der.?
  2. Ancient Greekὀξῠ́ς (oxŭ́s)
  3. Englishoxy-
  4. Englishcholesterol
  5. Englishsterol
  6. English todayoxysterol

From oxy- + sterol.

Etymology from Wiktionary, CC BY-SA 4.0.