Etymology

estr-

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

English estro- ← Latin oestrus ← Ancient Greek οἶστρος (oîstros)
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The story

  1. Proto-Indo-European*h₁eysh₂-
  2. Ancient Greekοἶστρος (oîstros)
  3. Latinoestrus
  4. Englishestrus
  5. Englishestro-
  6. English todayestr-

(pharmacology) From estrogen.

Etymology from Wiktionary, CC BY-SA 4.0.