Etymology

-estr-

Today it means: Used to form names of estrogens. Full definition →

English estrogen ← Ancient Greek γένος (génos) ← Proto-Hellenic *génos
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The story

  1. Proto-Indo-European*h₁eysh₂-
  2. Ancient Greekοἶστρος (oîstros)
  3. Latinoestrus
  4. Englishestrus
  5. Englishestro-
  6. Proto-Indo-European*ǵenh₁-
  7. Proto-Indo-European*ǵénh₁os
  8. Proto-Hellenic*génos
  9. Ancient Greekγένος (génos)
  10. Englishestrogen
  11. English today-estr-

From estrogen.

Etymology from Wiktionary, CC BY-SA 4.0.