circumstellar disc

noun

A torus-, pancake- or ring-shaped accretion disk of matter composed of gas, dust, planetesimals, asteroids, or collision fragments in orbit around a star.

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Meanings

nouncircumstellar disc (plural circumstellar discs)

plural circumstellar discs · alternative circumstellar disk

  1. astronomyA torus-, pancake- or ring-shaped accretion disk of matter composed of gas, dust, planetesimals, asteroids, or collision fragments in orbit around a star.
Cite this entry
APA

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

MLA

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

Chicago

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

Source: circumstellar disc on Wiktionary, CC BY-SA 4.0.