Etymology

thioautotrophic

T1H4I1O1A1U1T1O1T1R1O1P3H4I1C3

Today it means: Describing a chemoautotrophic organism that feeds on sulfides Full definition →

English autotrophic ← Ancient Greek θεῖον (theîon) ← Proto-Indo-European *dʰewh₂-der.?
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The story

  1. Proto-Indo-European*dʰewh₂-der.?
  2. Ancient Greekθέειον (théeion)
  3. Ancient Greekθεῖον (theîon)
  4. Englishthio-
  5. Englishautotrophic
  6. English todaythioautotrophic

From thio- + autotrophic.

Etymology from Wiktionary, CC BY-SA 4.0.