colure

noun

co·​lure

kəˈlu̇(ə)r,

ˈkōˌl-

plural -s

: a great circle on the celestial sphere passing through the poles and the equinoxes or the solstices

Word History

Etymology

Late Latin coluri, plural, from Greek kolouroi colures, plural of kolouros stump-tailed, from kol- (from kolos docked) + -ouros -urous; from the fact that in temperate latitudes a part is always below the horizon

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now