Terrestrial refers to things having to do with the land or the Earth.
Terrestrial literally means 'of the earth' and is used in a variety of contexts:
* In broadcasting terrestrial indicates that TV or radio signals are received through a conventional aerial. See terrestrial television. Terrestrial television is a term which refers to modes of television broadcasting which do not involve satellite transmission.
Terrestrial literally means 'of the earth' and is used in a variety of contexts:
* In broadcasting terrestrial indicates that TV or radio signals are received through a conventional aerial. See terrestrial television. Terrestrial television is a term which refers to modes of television broadcasting which do not involve satellite transmission.
* In communication networking, "terrestrial" indicates signals travelling through fiber optic cable or copper wire, usually located underground or undersea.
* In space exploration, "terrestrial" indicates materials or objects of Earthly origin, as opposed to, for example, meteorites that are found on the Earth but originated elsewhere in the solar system.
Terrestrial refers to things having to do with the land or the Earth.