An Etymological Dictionary of Astronomy and Astrophysics

English-French-Persian

فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک



Tarazed
  ترازو  
Tarâzu
Fr.: Tarazed  

The star Gamma, magnitude 2.72, in the constellation → Aquila.
It is a K3 → giant 460 light-years away. Other designations: HR 7525, HD 186791.

See also: Tarazed, from Pers. tarâzu “balance, scales,” from šâhin-e tarâzu “the beam of the balance,” the name given to the three aligned stars of Aquila, i.e. α, β, and γ (Abdolrahmân Sufi, Book of Fixed Stars, A.D. 964, Pers. translation by Nasireddin Tusi in 13th century).
The first word, šâhin, apart from “beam,” means “royal” and “falcon.” Tarâzu, from Mid.Pers. tarâzên-, tarâzênidan “to weigh;” Proto-Iranian *tarāz-, from *tarā- “balance, scales” (cf. Skt. tulā- “scales, balance, weight,” from tul- “to weigh, make equal in weight, equal,” tolayati “weighs, balances;” L. tollere “to raise;”
Gk. talanton “balance, weight,” Atlas “the Bearer” of Heaven;" Lith. tiltas “bridge;” PIE base telə- “to lift, weigh”) + Av. az- “to convey, conduct, drive,” azaiti drives" (cf. Skt. aj- “to dive, sling,” ájati “drives,” ajirá- “agile, quick,”
Gk. agein “to lead, guide, drive, carry off,” L. agere “to do, set in motion, drive,” from PIE root *ag- “to drive, move,” → act).