| 释义 |
Noun: planisphere 'plani`sfeeu(r)- The representation of the circles of the sphere upon a plane; especially, a representation of the celestial sphere upon a plane with adjustable circles, or other appendages, for showing the position of the heavens, the time of rising and setting of stars, etc., for any given date or hour
Derived forms: planispheres Encyclopedia: Planisphere |