celestial spheres

A form of celestial sphere — The apparent outer limit of space; an abstract sphere of infinite radius which serves as the imaginary backdrop for celestial objects, and of which the visible sky is one hemisphere.

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Meanings

noun
  1. pluralplural of celestial sphere
Cite this entry
APA

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

MLA

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

Chicago

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

Source: celestial spheres on Wiktionary, CC BY-SA 4.0.