Earth Definition Earth Definition 1

Earth (noun) — the planet that we live on. It resides in space within our solar system and the vicinity of the Sun.

Part of speech:
Noun (uncountable)
Phonetic transcription (IPA):
/ɜːθ/
CEFR level:
A1
Word frequency:

How to Pronounce “Earth”?

flag uk Audio (UK):
Play
00:00 / 00:00
flag us Audio (US):
Play
00:00 / 00:00
Tips for “Earth” pronunciation: 

The first syllable is pronounced as er in “her.” In th at the end of Earth, place the tongue between the teeth.

Level up your English with Koto!

How to Use “Earth” in a Sentence?

The following examples demonstrate the various contexts in which the definition of “Earth” appears in everyday language and professional communication.

Earth is the only planet with life.
We live on Earth.
The Earth rotates around the Sun.
Astronauts traveled to outer space and looked at Earth.
We need to protect the Earth.

What Are Synonyms for the Word “Earth”?

Look at what you can use instead of “Earth” in English when you speak and write:

Related nouns: world globe

Synonyms (contextual): planet

Common collocations: Earth day planet Earth live on Earth

“Earth” Word Formation and Description in Context

You will make an “Earth” description rich and detailed by combining it with other parts of speech:

With adjectives: blue Earth our Earth

With verbs: save the Earth explore the Earth

With nouns (noun + noun): Earth orbit Earth science

Idioms and Interesting Phrases with “Earth”

The meaning of “Earth” in some expressions often relates to extremes, responsibility, and our relationship with the planet.

  • Down to Earth — describes something practical and realistic.

    She is very down to Earth despite her success.
  • What on Earth…? — expression of surprise or confusion.

    What on Earth are you doing?
Earth Idioma Earth Idioma 1
  • Cost the Earth — too expensive.

    That luxury car costs the Earth.

Test Your Knowledge of “Earth” Meaning

Ready for a fun quiz to memorize the word “Earth” better?

Type 1: True/false statements:
Choose the correct answer:
1
Earth is a planet in our solar system.
2
Humans can live on Mars like they do on Earth.
3
The Earth rotates around the Sun.
Type 2: Right word order:
Put these chaotic words in order:
1
on
live
Billions
of
Earth
people
2
Day
We
celebrate
Earth
every
should
year
3
blue?
the
is
planet
Earth
Why
Type 3: Choose the correct option
Select the one closest in meaning:
1
Which word is closest in meaning to “Earth”?
2
“Save the Earth” means...
3
“Down to earth” means...

Enjoy personalized learning!

“Earth” Word in Other Languages

Want to learn how to spell “Earth” in other countries? Check the table below.

Language Word for “Earth”
Flag Spanish Spanish   Tierra
Flag French French   Terre
Flag German German   Erde

Did You Know It? Fun Facts About “Earth”

How old is our planet? Can it be even more interesting? Let’s check the answers.

  • The age of Earth is remarkable.

    Earth is approximately 4.5 billion years old. It formed from a cloud of dust and gas around our young Sun.
  • Earth is the only planet known to support life.

    Out of all the planets in our solar system, Earth is the only one with the perfect conditions for life: liquid water, a protective atmosphere, and the right distance from the Sun.
  • Earth is home to incredible biodiversity.

    Our planet is home to approximately 8.7 million species of organisms: from tiny insects to massive whales, from dense rainforests to vast coral reefs.

Famous Quotes Featuring “Earth”

Does this term commonly appear in popular phrases? Yes, and you can see the most famous of them below.

“The Earth is what we all have in common.”

— Wendell Berry

Explanation: This quote emphasizes that all humans share the planet and should care for it together.

“The Earth is a fine place and worth fighting for.”

Ernest Hemingway

Explanation: This suggests that protecting our planet is an important cause worth our effort and dedication.

“The Earth does not belong to us; we belong to the Earth.”

— Chief Seattle

Explanation: Chief Seattle’s powerful quote turns our usual understanding of ownership and possession upside down.