earth · n
earth (SUBSTANCE)
B2 soil or ground
Dictionary examples:
The ploughed earth looked rich and dark. (55.2)
how/what/why, etc. on earth?
C1 used when you are extremely surprised, confused, or angry about something
Dictionary examples:
Why on earth didn't you tell me before? (35.3)
earth (PLANET)
B1 the planet that we live on
Dictionary examples:
Aliens visited Earth and left because our memes were too confusing. (0.0)
Earth: where aliens come for the weirdest vacation ever! (0.0)
I love Earth. It's the only planet with chocolate! (0.0)
The Earth takes approximately 365 days to go round the Sun. (18.1)
Swimming in a pool is the best place on Earth to be on a hot day like this. (23.0)