proper noun

1. The third planet of the Solar System; the world upon which humans live.

2. The personification of the Earth or earth, as a fertile woman or goddess.

Synonyms: Mother Earth, Sol III, Terra, globe, world, Middle Earth, Midgard

noun

1. Soil.

   “This is good earth for growing potatoes.”

2. Any general rock-based material.

   “She sighed when the plane's wheels finally touched earth.”

3. The ground, land (as opposed to the sky or sea).

   “Birds are of the sky, not of the earth.”

verb

1. To connect electrically to the earth.

   “That noise is because the amplifier is not properly earthed.”

2. To bury.

3. To burrow.

Synonyms: ground