earth

word

/ˈɝθ/
urth
/ˈɜːθ/
urth

Definition

The planet we live on, or the soil/ground at its surface. It can mean both 'the world' and the dirt or land.

Usage & Nuances

'Earth' (capitalized) refers to the planet; lowercase 'earth' often means soil or ground. In science and geography, 'Earth' is always the planet. Not typically used for 'land' in the sense of property (use 'land' for this). Common phrases: 'on Earth', 'the surface of the Earth', 'dig the earth'.

Example Sentences

There is water under the earth.

basic

How many people live on Earth right now?

natural

He brushed the earth off his shoes after gardening.

natural

Plants grow in the earth.

basic

The Earth moves around the sun.

basic

Honestly, I have no idea where on Earth my keys are.

natural