What do you want to learn?

Search 353,402+ words, phrases & grammar rules

📖
Featured Word B2

terrestrial (adjective)

Relating to the Earth rather than to other planets, or describing animals and plants that live or grow on land rather than in the sea or air. In telecommunications, it refers to signals transmitted over the ground rather than via satellite.

💬 Example

"Elephants are the largest terrestrial mammals currently living on our planet."

💡 Memory Tip

Think of 'Terra' (Earth) + 'Trial' (a test). Imagine Earth is having a trial to see which animals can live on its land....

🏛️ Origin

🔗 Synonyms
earthly land-based ground-dwelling sublunary telluric
⚠️ Common Mistakes

Using 'territorial' when you mean 'terrestrial'. → The lion is a terrestrial animal.

Spelling it 'terestrial' (one 'r'). → terrestrial

Learn More