Etymology

thermochronology

Today it means: A form of radiometric dating used to estimate the time since a rock solidified. Full definition →

English chronology ← Ancient Greek χρόνος (khrónos) ← 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 Greekχρόνος (khrónos)
  7. Englishchrono-
  8. Englishchronology
  9. English todaythermochronology

From thermo- + chronology.

Etymology from Wiktionary, CC BY-SA 4.0.