Definify.com
Definition 2025
equinoctial_colure
equinoctial colure
English
Noun
equinoctial colure (plural equinoctial colures)
- (astronomy) A meridian on the celestial sphere where the sun crosses it on equinoxes.
Coordinate terms
- first equinoctial colure
- second equinoctial colure
- solstitial colure
- first solstitial colure
- second solstitial colure