say it: tur-EH-stree-uhl
terrestrial is an adjective meaning "of or relating to or inhabiting the land as opposed to the sea or air". It carries 5 recorded senses.
of or relating to or characteristic of the planet Earth or its inhabitants
“planetary rumblings and eructations”
“the planetary tilt”
“this terrestrial ball”
operating or living or growing on land
Definitions, synonyms and semantic relations for terrestrial come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.