'Colures' definitions:

Definition of 'Colures'

From: GCIDE
  • Colure \Co*lure"\ (k[-o]*l[=u]r"), n.; pl. Colures (k[-o]*l[=u]rz"). [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. [1913 Webster]
  • Thrice the equinoctial line He circled; four times crossed the car of night From pole to pole, traversing each colure. --Milton. [1913 Webster]

Words containing 'Colures'