An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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First Point of Libra
  نقطه‌ی ِ آغاز ِ ترازو  
noqte-ye âqâz-e tarâzu (#)
Fr.: permier point de Balance  

One of the two points on the celestial sphere where the ecliptic and the celestial equator crossed one another at → autumnal equinox several thousands years ago. Because of → precession, this equinoctial point no longer lies in Libra but in neighboring Virgo.