WordWeb Online

1. Of or relating to or inhabiting the land as opposed to the sea or air
   - tellurian, telluric, terrene
    
2. Of or relating to or characteristic of the planet Earth or its inhabitants
   "this terrestrial ball"
   - planetary
    
3. Operating or living or growing on land
    
4. Concerned with the world or worldly matters
   "he developed an immense terrestrial practicality"
   - mundane
    
5. Of this earth
   "the nearest to an angelic being that treads this terrestrial ball"
   - sublunar, sublunary

See also: earth, earthly, onshore, overland, secular, temporal, terrestrially, worldly

Antonym: amphibious, aquatic

Encyclopedia: Terrestrial