Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “terrestrial”

terrestrial

adjective uk   /təˈres.tri.əl/ us  

terrestrial adjective (EARTH)

formal relating to the planet Earth The Earth and outer space - general words

terrestrial adjective (ANIMALS)

specialized biology (of animals) living on the land rather than in the sea or airThe Earth and outer space - general words

terrestrial adjective (TELEVISION)

formal describes television channels that are broadcast from stations on the ground and do not use satellitesTelevision
(Definition of terrestrial from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of terrestrial?
Add Cambridge dictionaries to your browser to your website

Definitions of “terrestrial” in other dictionaries

Word of the Day

scrumpy

an alcoholic drink made from apples

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More