potato radius

noun

The radius of a celestial body when it is long enough to allow gravity to transform the body into a globe, typically estimated at approximately 300 kilometres.

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Meanings

nounpotato radius (plural potato radii)

plural potato radii

  1. informalastronomyThe radius of a celestial body when it is long enough to allow gravity to transform the body into a globe, typically estimated at approximately 300 kilometres.

Origin

From the appearance of smaller bodies looking like potatoes, + radius.

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Cite this entry
APA

potato radius. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/potato%20radius

MLA

“potato radius.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/potato%20radius. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “potato radius,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/potato%20radius.

Source: potato radius on Wiktionary, CC BY-SA 4.0.