trigonum

Latin noun
loaned from Greek

Last edited: 2024-10-28
Primary meaning trine
Literal translation triangle
Variants
trigonum
Edited by

trine aspect

domus Martis, altitudo Solis circa partem XIX., deiectio Saturni circa partem XX., trigonum per diem Solis, per noctem Iovis.

‘It is the sign of Mars, in which the Sun is exalted at about 19°, with Saturn in its fall at about 19°, aspected in trine to the Sun by day, by night to Jupiter’

— Firmicus Maternus, Mathesis 2.10.2

Genre: astrological compendium
Provenance: Sicily
Date: ca. 334 CE

Firmicus Maternus. 1897. Ivlii Firmici Materni Matheseos Libri VIII, ed. W. Kroll, F. Skutsch. Stuttgart: B. G. Teubner. 1.52


Triangulum constellation

Lanigerique notat fines clarumque Trigonum

‘it marks [...] the boundary of the Ram, the bright Triangle’

— Manilius, Astronomica 1.615

Genre: astrological treatise

Manilius. Astronomica. Edited and translated by G. P. Goold. Loeb Classical Library 469. Cambridge, MA: Harvard University Press, 1977. 52-53


Cite this entry
APA (7th)
Meinhardt, K. (2024). trigonum (Lemma #958). The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. https://zodiacglossary.github.io/lemma/958/

Chicago (Author-Date)
Meinhardt, K. (2024). trigonum (Lemma #958). The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. https://zodiacglossary.github.io/lemma/958/

MLA (9th)
Meinhardt, K. (2024). trigonum (Lemma #958). The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. https://zodiacglossary.github.io/lemma/958/

Harvard
Meinhardt, K. (2024) trigonum (Lemma #958), The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. Available at: https://zodiacglossary.github.io/lemma/958/ (Accessed: December 1, 2025).

BibTeX
@misc{zodiac958,
	note = {[Online; accessed 2025-12-01]},
	author = {Meinhardt, Kierán},
	year = {2024},
	title = {trigonum ({Lemma} #958)},
	url = {https://zodiacglossary.github.io/lemma/958/},
	howpublished = {https://zodiacglossary.github.io/lemma/958/},
}