Definition of palaeogeothermal in English:

palaeogeothermal

adjective

Geology
  • Designating a temperature gradient which existed in the earth's crust at some time in the past.

Origin

1970s. From palaeo- + geothermal. Compare palaeogeotherm.

Pronunciation

palaeogeothermal

/ˌpalɪə(ʊ)ˌdʒiːə(ʊ)ˈθəːml//ˌpeɪlɪə(ʊ)ˌdʒiːə(ʊ)ˈθəːml/