equinoctial circle

noun

celestial equator

Similar
celestial equatorequinoctial lineequinoctial
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Meanings

nounequinoctial circle (plural equinoctial circles)

plural equinoctial circles

  1. celestial equator

Synonyms & antonyms

nounthe great circle on the celestial sphere midway between the celestial poles

Similar
celestial equatorequinoctial lineequinoctial
Broader
great circle
Also see
celestial equatorequinoctialequinoctial line

Synonym sets from Open English WordNet, CC BY 4.0.

Cite this entry
APA

equinoctial circle. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/equinoctial%20circle

MLA

“equinoctial circle.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/equinoctial%20circle. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “equinoctial circle,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/equinoctial%20circle.

Source: equinoctial circle on Wiktionary, CC BY-SA 4.0.