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Synonyms

terrestrial planet

American  
[tuh-res-tree-uhl plan-it] / təˈrɛs tri əl ˈplæn ɪt /

noun

Astronomy.
  1. a planet composed mostly of metals or silica rocks: in our solar system, the terrestrial planets are the four inner planets.


terrestrial planet Scientific  

Etymology

Origin of terrestrial planet

First recorded in 1885–90

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.

“This is a terrestrial planet that I would describe as Io on steroids,” Kane said in a statement about TOI-6713.01.

From Salon • May 14, 2024

"So lava worlds can give us some insight into what may have happened in the evolution of nearly any terrestrial planet."

From Science Daily • Sep. 27, 2023

This graphic vividly shows how tiny Pluto is relative to a terrestrial planet like Earth.

From Textbooks • Oct. 13, 2016

Anglada-Escudé and his colleagues estimate that Proxima b is at least 1.3 times as big as Earth and is most likely a terrestrial planet, with a surface.

From The New Yorker • Aug. 24, 2016

Our terrestrial planet is in constant increase by meteoric dust, moving to it through endless time out of infinite space.

From Plato and Platonism by Pater, Walter

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