Etymology

thermostable

T1H4E1R1M3O1S1T1A1B3L1E1

Today it means: Physically or chemically unaffected by high temperatures Full definition →

English stable ← Middle English stable ← Anglo-Norman stabe
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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. Proto-Indo-European*steh₂-
  7. Proto-Indo-European*sth₂éh₁yeti
  8. Proto-Italic*staējō
  9. Proto-Italic*staēō
  10. Proto-Italic*staðlis?
  11. Latinstabili
  12. Old Frenchestable
  13. Anglo-Normanstabe
  14. Middle Englishstable
  15. Englishstable
  16. English todaythermostable

From thermo- + stable.

Etymology from Wiktionary, CC BY-SA 4.0.