An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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planispheric astrolabe
  اسطرلاب ِ تخت-سپهری، ~ کره‌ای  
ostorlâb-e taxt-sepehri, ~ kore-yi
Fr.: astrolabe planisphérique  

The most common form of the → astrolabe in which both the → celestial sphere and the observer’s horizon are projected on to one or more plane surfaces by means of the stereographic projection. See also → universal astrolabe and → particular astrolabe.

See also: → planispheric; → astrolabe.