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Definitions

terrestrial

[tuh-res-tree-uhl] / təˈrɛs tri əl /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Aerial and terrestrial drones have redefined the nature of war in recent years.

From Barron's • Mar. 30, 2026

Researchers initially compared the specimen to the Terrestrisuchus, another early member of the crocodylomorpha group - also known for its long legs and fully terrestrial lifestyle.

From BBC • Feb. 17, 2026

"It shows that experimentation with herbivory goes all the way back to the earliest terrestrial tetrapods -- the ancient relatives of all land vertebrates, including us."

From Science Daily • Feb. 11, 2026

“Global electricity demand for AI simply cannot be met with terrestrial solutions, even in the near term, without imposing hardship on communities and the environment,” Musk said in a memo published Monday.

From MarketWatch • Feb. 3, 2026

To test this question, many years ago my colleagues and I prepared chambers that simulated the Martian environment as it was then known, inoculated them with terrestrial microorganisms and waited to see if anybody survived.

From "Cosmos" by Carl Sagan