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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.

Musk believes that space-based AI computing, powered directly by the sun, will be cheaper than terrestrial data centers in just a few years.

From Barron's • Mar. 31, 2026

"A lot of people think of dinosaurs as sort of the mammal equivalents in the Mesozoic era, since they're both the dominant terrestrial animals of their respective time periods," Holtz said.

From Science Daily • Feb. 27, 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

The idea is to use the power of the sun and the cold vacuum of space to free AI computing from its terrestrial bonds, such as electricity supply and cooling.

From Barron's • Feb. 2, 2026

Eurasia has the largest number of big terrestrial wild mammal species, whether or not ancestral to a domesticated species.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond