|1.||[ noun ] (astronomy) the 3rd planet from the sun; the planet on which we live|
"the Earth moves around the sun" "he sailed around the world"
|Related terms:||terrestrial_planet solar_system land sky atmosphere hemisphere lithosphere hydrosphere Van_Allen_belt|
|2.||[ noun ] the loose soft material that makes up a large part of the land surface|
"they dug into the earth outside the church"
|Related terms:||material soil saprolite diatomaceous_earth moraine|
|3.||[ noun ] the solid part of the earth's surface|
|Synonyms:||ground land terra_firma solid_ground dry_land|
"the plane turned away from the sea and moved back over land" "the earth shook for several minutes" "he dropped the logs on the ground"
|Related terms:||object hills island plain mainland floor cape landmass forest America peninsula wonderland oxbow neck foreland archipelago isthmus coastal_plain slash beachfront land land land ground down ground ground land|
|4.||[ noun ] the abode of mortals (as contrasted with heaven or hell)|
"it was hell on earth"
|5.||[ verb ] connect to the earth, as of a circuit|
|6.||[ noun ] the concerns of the world as distinguished from heaven and the afterlife|
|Synonyms:||world earthly_concern worldly_concern|
"they consider the church to be independent of the world"
|7.||[ noun ] (archaic) once thought to be one of four elements composing the universe (Empedocles)|
|Related terms:||element archaism|
|8.||[ verb ] hide in the earth, as of a hunted fox|
|Related terms:||hide hide|
|9.||[ noun ] (electricity) a connection between an electrical device and the earth (which is a zero voltage)|
|Related terms:||connection ground|