thermoplanet

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noun

A habitable planet with a surface temperature of 50–100°C, warmer than is optimal for most terrestrial life.

Scrabble 19
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Meanings

nounthermoplanet (plural thermoplanets)

plural thermoplanets

  1. astronomyA habitable planet with a surface temperature of 50–100°C, warmer than is optimal for most terrestrial life.

Origin

From thermo- + planet.

Full word history & related roots →
Cite this entry
APA

thermoplanet. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/thermoplanet

MLA

“thermoplanet.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/thermoplanet. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “thermoplanet,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/thermoplanet.

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