circumplanetary disk

noun

A torus-, pancake- or ring-shaped accumulation of matter in orbit around a planet.

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Meanings

nouncircumplanetary disk (plural circumplanetary disks)

plural circumplanetary disks

  1. astronomyA torus-, pancake- or ring-shaped accumulation of matter in orbit around a planet.
Cite this entry
APA

circumplanetary disk. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/circumplanetary%20disk

MLA

“circumplanetary disk.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/circumplanetary%20disk. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “circumplanetary disk,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/circumplanetary%20disk.

Source: circumplanetary disk on Wiktionary, CC BY-SA 4.0.