Etymology

gein

G2E1I1N1

Today it means: Humic acid. Full definition →

German Geïn ← Ancient Greek γήινος
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The story

  1. Ancient Greek · derived fromγήινος“of earth”
  2. German · borrowed fromGeïn
  3. English todaygein

Borrowed from German Geïn, coined by Jöns Jacob Berzelius in 1832, from Ancient Greek γήινος (gḗinos, “of earth”), from γῆ (gê, “earth”).

Etymology from Wiktionary, CC BY-SA 4.0.