circulus aequinoctialis

Latin · noun
variant aequinoctialis circulus
Edited by: Kierán Meinhardt
Last edited: 2026-10-14
Meanings
Literal translation
equinoctial circle
Categories
spatial
astronomical circle
Related Lemmata 1 ›

1. celestial equator

1.a celestial equator spatial, astronomical circle

Caelum autem dividitur in circulos quinque, qui per mundi cardines eunt: est septemtrionalis, est solstitialis, est aequinoctialis, est brumalis, est contrarius septemtrionali.

‘The sky is divided into five circles which pass through the cardinal points of the universe. In these five circles are the northern circle, the summer solstitial circle, the equinoctial circle, the wintry circle, and the one that is opposite to the northern.’

— Seneca, Natural Questions 5.17.2

Genre: philosophy Date: 62/63 CE

Seneca. Natural Questions, Volume II: Books 4-7. Translated by Thomas H. Corcoran. Loeb Classical Library 457. Cambridge, MA: Harvard University Press, 1972. 110-111

Cite this entry
APA (7th)
Meinhardt, K. (2026). circulus aequinoctialis (Lemma #1845). The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. https://zodiacglossary.github.io/lemma/1845/
Chicago (Author-Date)
Meinhardt, K. (2026). circulus aequinoctialis (Lemma #1845). The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. https://zodiacglossary.github.io/lemma/1845/
MLA (9th)
Meinhardt, K. (2026). circulus aequinoctialis (Lemma #1845). The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. https://zodiacglossary.github.io/lemma/1845/
Harvard
Meinhardt, K. (2026) circulus aequinoctialis (Lemma #1845), The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. Available at: https://zodiacglossary.github.io/lemma/1845/ (Accessed: November 5, 2026).
BibTeX 
@misc{zodiac1845,
	note = {[Online; accessed 2026-11-05]},
	author = {Meinhardt, Kierán},
	year = {2026},
	title = {circulus aequinoctialis ({Lemma} #1845)},
	url = {https://zodiacglossary.github.io/lemma/1845/},
	howpublished = {https://zodiacglossary.github.io/lemma/1845/},
}