Where does “jarðhiti” come from?

jarðhiti (Icelandic) comes from Icelandic hiti, from Old Norse hiti, from Proto-Germanic haitį̄, from Proto-Indo-European *keHy- — to heat.

jarðhiti (Icelandic): geothermal energy

Definitions

  1. geothermal energy

Ancestry of “jarðhiti”, step by step

jarðhiti traces back through two separate lines of ancestry.

via Icelandic hiti

StepLanguageWordMeaning
1Icelandichitiheat; fever; temperature
2Old Norsehitiheat
3Proto-Germanichaitį̄heat
4Proto-Indo-European*keHy-to heat

via Icelandic jörð

StepLanguageWordMeaning
1Icelandicjörðearth; ground; estate, tract of land
2Old Norsejǫrðearth
3Proto-Germanicerþōearth
4Proto-Indo-Europeanh₁er-earth
Every word from Proto-Indo-European *keHy- →Every word from Proto-Germanic haitį̄ →Every word from Old Norse hiti →