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Commentary Index | Return to PrayerRequest.com | DownloadNoah Webster Dictionary (1913 edition): Astrolabe
Subjects in this Topic:
(1):
(n.) An instrument for observing or showing the positions of the stars. It is now disused.
(2):
(n.) A stereographic projection of the sphere on the plane of a great circle, as the equator, or a meridian; a planisphere.