Colure [kuh-loor, koh-, koh-loor]

Colure

[kuh-loor, koh-, koh-loor]
Colure, in astronomy, is either of the two principal meridians of the celestial sphere, one of which passes through the poles and the two solstices, the other through the poles and the two equinoxes; hence designated as solstitial colure and equinoxial colure, respectively.

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