adj earthly, global, mundane, sublunary, tellurian, terrene, worldly
n earthling, earthman, earthwoman, human
English Collins Dictionary - English synonyms & Thesaurus
1 adj Terrestrial means relating to the planet Earth rather than to some other part of the universe.
...terrestrial life forms.
2 adj Terrestrial television channels are transmitted using equipment situated at ground level, and not by satellite.
(BRIT) usu ADJ n
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