psychroplanet

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noun

A habitable planet that has a surface temperature of −50 to 0°C (colder than is optimal for most terrestrial life), such as Mars.

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Meanings

nounpsychroplanet (plural psychroplanets)

plural psychroplanets

  1. astronomyA habitable planet that has a surface temperature of −50 to 0°C (colder than is optimal for most terrestrial life), such as Mars.

Origin

From psychro- + planet.

Full word history & related roots →
Cite this entry
APA

psychroplanet. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/psychroplanet

MLA

“psychroplanet.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/psychroplanet. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “psychroplanet,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/psychroplanet.

Source: psychroplanet on Wiktionary, CC BY-SA 4.0.