What is the meaning of Terrestrial?

A ground-dwelling plant.

Alternative letter-case form of Terrestrial (“Inhabitant of Earth”).

Of or relating to the Earth or its (native) inhabitants.

Of, relating to, or composed of land or earth, as contrasted with bodies of water, with wetlands viewed as semiaquatic environs, or with aerial or space environs.

Living or growing in or on land (as opposed to other habitats or substrates).

Being composed primarily of silicate rocks or metals, as contrasted with gases, liquified gases, and dust.

Concerned with the world or worldly matters.

Of or pertaining to the second highest degree of glory.

Broadcast using radio waves as opposed to satellite or cable.

Source: wiktionary.org