Etymology

thermotropic

T1H4E1R1M3O1T1R1O1P3I1C3

Today it means: Tending to move towards or away from a source of heat Full definition →

Ancient Greek τροπῐκός (tropĭkós) ← English thermo- ← Proto-Hellenic *kʷʰermós
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The story

  1. Proto-Indo-European*gʷʰer-
  2. Proto-Indo-European*gʷʰermos
  3. Proto-Hellenic*kʷʰermós
  4. Ancient Greekθερμός (thermós)
  5. Englishthermo-
  6. Ancient Greekτροπῐκός (tropĭkós)
  7. English todaythermotropic

From thermo- + -tropic.

Etymology from Wiktionary, CC BY-SA 4.0.