An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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declination circle
  پرهون ِ واکیلش، دایره‌ی ِ ~  
parhun-e vâkileš, dâyeré-ye ~
Fr.: cercle de déclinaison  

For a telescope with an → equatorial mounting, a graduated circle attached to the → declination axis that shows the → declination to which the telescope is pointing.

See also: → declination; → circle.