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colure - 2 dictionary results
co⋅lure
[kuh-loo
r, koh-, koh-loor] 
–noun Astronomy.
| either of two great circles of the celestial sphere intersecting each other at the poles, one passing through both equinoxes and the other through both solstices. |
Origin:
1540–50; < LL colūrus < Gk kólouros dock-tailed, equiv. to kól(os) docked + -ouros -tailed, adj. deriv. of ourá tail; so called because the lower part is permanently hidden beneath the horizon
1540–50; < LL colūrus < Gk kólouros dock-tailed, equiv. to kól(os) docked + -ouros -tailed, adj. deriv. of ourá tail; so called because the lower part is permanently hidden beneath the horizon
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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Link To colure
Colure
Co*lure"\, n.; pl. Colures. [F. colure, L. coluri, pl., fr. Gr. ko`loyros dock-tailed, a"i ko`loyroi (sc. grammai` lines) the colures; fr. ko`los docked, stunted + o'yra` tail. So named because a part is always beneath the horizon.] (Astron. & Geog.) One of two great circles intersecting at right angles in the poles of the equator. One of them passes through the equinoctial points, and hence is denominated the equinoctial colure; the other intersects the equator at the distance of 90[deg] from the former, and is called the solstitial colure. Thrice the equinoctial line He circled; four times crossed the car of night From pole to pole, traversing each colure. --Milton.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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