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counterearth

noun
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coun·​ter·​earth | \ ˈkau̇ntər+ˌ- \

Definition of counterearth

: a planet supposed in Pythagoreanism to accompany the earth in its revolutions and to shield it from the fire at the center of the universe

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History and Etymology for counterearth

counter- + earth; translation of Greek antichthōn

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Cite this Entry

“Counterearth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/counterearth. Accessed 20 Oct. 2021.

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