Where does “subterrestrial” come from?

subterrestrial (English) comes from English Terrestrial, from Latin terrestris, from Latin Terra, from Proto-Indo-European ters- — dry.

subterrestrial (English): Under the earth; subterranean; One who lives...

Definitions

  1. Under the earth; subterranean; One who lives...

Ancestry of “subterrestrial”, step by step

StepLanguageWordMeaning
1EnglishTerrestrialAn inhabitant of the planet Earth
2LatinterrestrisOf or pertaining to the earth or land;...
3LatinTerraTerra goddess of the Earth
4Proto-Indo-Europeanters-dry
Every word from Proto-Indo-European ters-